Q: What is the sum of all factors of the number 1,280,261 excluding 1,280,261?
A: 3,463
The factors of the number 1,280,261 are: 1, 421, 3041, 1280261.
If you add them up, you will get the total of 1,280,264. Now subtract 1,280,261 to get 3,463