Q: What is the sum of all factors of the number 203,985 excluding 203,985?
A: 158,895
The factors of the number 203,985 are: 1, 3, 5, 9, 15, 27, 45, 135, 1511, 4533, 7555, 13599, 22665, 40797, 67995, 203985.
If you add them up, you will get the total of 204,143. Now subtract 203,985 to get 158,895