Q: What is the sum of all factors of the number 400,939 excluding 400,939?
A: 115,157
The factors of the number 400,939 are: 1, 7, 11, 41, 77, 127, 287, 451, 889, 1397, 3157, 5207, 9779, 36449, 57277, 400939.
If you add them up, you will get the total of 401,054. Now subtract 400,939 to get 115,157