Q: What is the total or count of factors of the number 487,389?

 A: 8

How do I find the total factors of the number 487,389?

Step 1

Find the prime factorization of the number 487,389.

Use a factor tree to assist with solving. Take a look at our prime factorization page for additional help.

Factor Tree
487,389
Factor Arrows
3162,463
Factor Arrows
723,209

The prime factorization in exponential form is: 31 x 71 x 23,2091

Step 2

Setup the equation for determining the number of factors or divisors. The equation is:

d(n) = (a + 1)(b + 1)(c + 1)

Where d(n) is equal to the number of divisors of the number and a, b, etc. are equal to the exponents of the prime factorization.

Now substitute the letters in the equation with the the exponents of your prime factorization and then solve to calculate the total number of divisors.

487,389 = 31 x 71 x 23,2091
Down Arrow
d(n) = (a + 1)(b + 1)(c + 1)
Down Arrow
d(487389) = (1 + 1)(1 + 1)(1 + 1)
Down Arrow
d(487389) = (2)(2)(2)
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d(487389) = 8

More numbers for you to try

Take a look at the factors page to see the factors of 487,389 and how to find them.

Try the factor calculator.

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