Q: What is the sum of all factors of the number 261,125,634 excluding 261,125,634?

A: 389,993,982

Why is 389,993,982 the sum of all factors of 261,125,634, excluding 261,125,634?

The factors of the number 261,125,634 are: 1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 565207, 1130414, 1695621, 3391242, 3956449, 6217277, 7912898, 11869347, 12434554, 18651831, 23738694, 37303662, 43520939, 87041878, 130562817, 261125634.

If you add them up, you will get the total of 261,126,023. Now subtract 261,125,634 to get 389,993,982