Q: What is the sum of all factors of the number 123,816 excluding 123,816?

A: 267,864

Why is 267,864 the sum of all factors of 123,816, excluding 123,816?

The factors of the number 123,816 are: 1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 67, 77, 84, 88, 132, 134, 154, 168, 201, 231, 264, 268, 308, 402, 462, 469, 536, 616, 737, 804, 924, 938, 1407, 1474, 1608, 1848, 1876, 2211, 2814, 2948, 3752, 4422, 5159, 5628, 5896, 8844, 10318, 11256, 15477, 17688, 20636, 30954, 41272, 61908, 123816.

If you add them up, you will get the total of 124,083. Now subtract 123,816 to get 267,864