Q: What is the sum of all factors of the number 406,391 excluding 406,391?
A: 28,729
The factors of the number 406,391 are: 1, 19, 73, 293, 1387, 5567, 21389, 406391.
If you add them up, you will get the total of 406,419. Now subtract 406,391 to get 28,729