Q: What is the sum of all factors of the number 128,261 excluding 128,261?
A: 20,923
The factors of the number 128,261 are: 1, 7, 73, 251, 511, 1757, 18323, 128261.
If you add them up, you will get the total of 128,281. Now subtract 128,261 to get 20,923