Q: What is the sum of all factors of the number 1,621,628 excluding 1,621,628?
A: 1,216,228
The factors of the number 1,621,628 are: 1, 2, 4, 405407, 810814, 1621628.
If you add them up, you will get the total of 1,621,629. Now subtract 1,621,628 to get 1,216,228