Q: What is the sum of all factors of the number 423,891 excluding 423,891?
A: 235,677
The factors of the number 423,891 are: 1, 3, 9, 13, 39, 117, 3623, 10869, 32607, 47099, 141297, 423891.
If you add them up, you will get the total of 424,126. Now subtract 423,891 to get 235,677