Q: What is the sum of all factors of the number 15,390,389 excluding 15,390,389?
A: 3,339,979
The factors of the number 15,390,389 are: 1, 7, 17, 119, 283, 457, 1981, 3199, 4811, 7769, 33677, 54383, 129331, 905317, 2198627, 15390389.
If you add them up, you will get the total of 15,390,392. Now subtract 15,390,389 to get 3,339,979