Q: What is the sum of all factors of the number 324,784,635 excluding 324,784,635?

A: 270,876,165

Why is 270,876,165 the sum of all factors of 324,784,635, excluding 324,784,635?

The factors of the number 324,784,635 are: 1, 3, 5, 7, 15, 21, 35, 105, 349, 1047, 1745, 2443, 5235, 7329, 8863, 12215, 26589, 36645, 44315, 62041, 132945, 186123, 310205, 930615, 3093187, 9279561, 15465935, 21652309, 46397805, 64956927, 108261545, 324784635.

If you add them up, you will get the total of 324,784,905. Now subtract 324,784,635 to get 270,876,165