Q: What is the sum of all factors of the number 205,335,999 excluding 205,335,999?

A: 127,407,681

Why is 127,407,681 the sum of all factors of 205,335,999, excluding 205,335,999?

The factors of the number 205,335,999 are: 1, 3, 9, 11, 27, 33, 99, 297, 521, 1327, 1563, 3981, 4689, 5731, 11943, 14067, 14597, 17193, 35829, 43791, 51579, 131373, 154737, 394119, 691367, 2074101, 6222303, 7605037, 18666909, 22815111, 68445333, 205335999.

If you add them up, you will get the total of 205,336,126. Now subtract 205,335,999 to get 127,407,681