Q: What is the sum of all factors of the number 393,421 including 393,421?
A: 486,400
The factors of the number 393,421 are: 1, 7, 31, 37, 49, 217, 259, 343, 1147, 1519, 1813, 8029, 10633, 12691, 56203, 393421.
If you add them up, you will get the total of 486,400.