Q: What is the sum of all factors of the number 515,642,647 excluding 515,642,647?
A: 39,664,833
The factors of the number 515,642,647 are: 1, 13, 39664819, 515642647.
If you add them up, you will get the total of 515,642,686. Now subtract 515,642,647 to get 39,664,833