A:
Positive:
1 x 353025719 x 18580329 x 12173343 x 82099149 x 23693551 x 6407817 x 43211247 x 2831
Negative:
-1 x -3530257-19 x -185803-29 x -121733-43 x -82099-149 x -23693-551 x -6407-817 x -4321-1247 x -2831
Unfortunately, there's not simple formula to identifying all of the factors of a number and it can be a tedious process when trying to identify the divisors of larger numbers. To find the factor combinations of the number 3,530,257, it is easier to work with a table - it's called factoring from the outside in.
We start by creating a table and writing 1 on the left side and then the number we're trying to find the factors for on the right side in a table. Then, below that, write the numbers as a negative as well.
| 1 | 3,530,257 | |
| -1 | -3,530,257 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 3,530,257.
Example:
1 x 3,530,257 = 3,530,257
and
-1 x -3,530,257 = 3,530,257
Notice both answers equal 3,530,257
With that explanation out of the way, let's continue. Next, we take the number 3,530,257 and divide it by 2:
3,530,257 ÷ 2 = 1,765,128.5
If the quotient is a whole number, then 2 and 1,765,128.5 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 3,530,257 | |
| -1 | -3,530,257 |
Now, we try dividing 3,530,257 by 3:
3,530,257 ÷ 3 = 1,176,752.3333
If the quotient is a whole number, then 3 and 1,176,752.3333 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 3,530,257 | |
| -1 | -3,530,257 |
Let's try dividing by 4:
3,530,257 ÷ 4 = 882,564.25
If the quotient is a whole number, then 4 and 882,564.25 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 3,530,257 | |
| -1 | 3,530,257 |
If you did it right, you will end up with this table:
| 1 | 19 | 29 | 43 | 149 | 551 | 817 | 1,247 | 2,831 | 4,321 | 6,407 | 23,693 | 82,099 | 121,733 | 185,803 | 3,530,257 |
| -1 | -19 | -29 | -43 | -149 | -551 | -817 | -1,247 | -2,831 | -4,321 | -6,407 | -23,693 | -82,099 | -121,733 | -185,803 | -3,530,257 |
Here are some more numbers to try:
Try the factor calculator