Q: What is the sum of all factors of the number 274,209 excluding 274,209?
A: 128,991
The factors of the number 274,209 are: 1, 3, 13, 39, 79, 89, 237, 267, 1027, 1157, 3081, 3471, 7031, 21093, 91403, 274209.
If you add them up, you will get the total of 274,337. Now subtract 274,209 to get 128,991