Q: What is the sum of all factors of the number 505,138 excluding 505,138?
A: 311,342
The factors of the number 505,138 are: 1, 2, 17, 34, 83, 166, 179, 358, 1411, 2822, 3043, 6086, 14857, 29714, 252569, 505138.
If you add them up, you will get the total of 505,449. Now subtract 505,138 to get 311,342