Q: What is the sum of all factors of the number 639,431 excluding 639,431?
A: 57,433
The factors of the number 639,431 are: 1, 13, 101, 487, 1313, 6331, 49187, 639431.
If you add them up, you will get the total of 639,488. Now subtract 639,431 to get 57,433