Q: What is the sum of all factors of the number 222,222 excluding 222,222?

A: 390,642

Why is 390,642 the sum of all factors of 222,222, excluding 222,222?

The factors of the number 222,222 are: 1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 37, 39, 42, 66, 74, 77, 78, 91, 111, 143, 154, 182, 222, 231, 259, 273, 286, 407, 429, 462, 481, 518, 546, 777, 814, 858, 962, 1001, 1221, 1443, 1554, 2002, 2442, 2849, 2886, 3003, 3367, 5291, 5698, 6006, 6734, 8547, 10101, 10582, 15873, 17094, 20202, 31746, 37037, 74074, 111111, 222222.

If you add them up, you will get the total of 222,612. Now subtract 222,222 to get 390,642