Q: What is the sum of all factors of the number 321,223,210 excluding 321,223,210?

A: 399,653,462

Why is 399,653,462 the sum of all factors of 321,223,210, excluding 321,223,210?

The factors of the number 321,223,210 are: 1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 417173, 834346, 2085865, 2920211, 4171730, 4588903, 5840422, 9177806, 14601055, 22944515, 29202110, 32122321, 45889030, 64244642, 160611605, 321223210.

If you add them up, you will get the total of 321,223,609. Now subtract 321,223,210 to get 399,653,462