Q: What is the sum of all factors of the number 405,139 excluding 405,139?
A: 73,069
The factors of the number 405,139 are: 1, 7, 31, 217, 1867, 13069, 57877, 405139.
If you add them up, you will get the total of 405,212. Now subtract 405,139 to get 73,069