Q: What is the sum of all factors of the number 2,505,211 excluding 2,505,211?
A: 12,789
The factors of the number 2,505,211 are: 1, 199, 12589, 2505211.
If you add them up, you will get the total of 2,505,223. Now subtract 2,505,211 to get 12,789