Q: What is the sum of all factors of the number 12,500,397 excluding 12,500,397?
A: 9,723,987
The factors of the number 12,500,397 are: 1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 15263, 45789, 106841, 137367, 198419, 320523, 595257, 961569, 1388933, 1785771, 4166799, 12500397.
If you add them up, you will get the total of 12,500,406. Now subtract 12,500,397 to get 9,723,987