Q: What is the sum of all factors of the number 1,388,389 excluding 1,388,389?
A: 2,651
The factors of the number 1,388,389 are: 1, 719, 1931, 1388389.
If you add them up, you will get the total of 1,388,391. Now subtract 1,388,389 to get 2,651