Q: What is the sum of all factors of the number 135,642,405 excluding 135,642,405?

A: 95,332,443

Why is 95,332,443 the sum of all factors of 135,642,405, excluding 135,642,405?

The factors of the number 135,642,405 are: 1, 3, 5, 15, 17, 51, 85, 211, 255, 633, 1055, 2521, 3165, 3587, 7563, 10761, 12605, 17935, 37815, 42857, 53805, 128571, 214285, 531931, 642855, 1595793, 2659655, 7978965, 9042827, 27128481, 45214135, 135642405.

If you add them up, you will get the total of 135,642,500. Now subtract 135,642,405 to get 95,332,443