Q: What is the sum of all factors of the number 3,991,137 including 3,991,137?
A: 5,332,800
The factors of the number 3,991,137 are: 1, 3, 599, 1797, 2221, 6663, 1330379, 3991137.
If you add them up, you will get the total of 5,332,800.