Q: What is the sum of all factors of the number 391,708,632 excluding 391,708,632?

A: 727,459,368

Why is 727,459,368 the sum of all factors of 391,708,632, excluding 391,708,632?

The factors of the number 391,708,632 are: 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 2331599, 4663198, 6994797, 9326396, 13989594, 16321193, 18652792, 27979188, 32642386, 48963579, 55958376, 65284772, 97927158, 130569544, 195854316, 391708632.

If you add them up, you will get the total of 391,709,359. Now subtract 391,708,632 to get 727,459,368