Q: What is the sum of all factors of the number 213,213,031 excluding 213,213,031?
A: 12,746,729
The factors of the number 213,213,031 are: 1, 17, 1237, 10139, 21029, 172363, 12541943, 213213031.
If you add them up, you will get the total of 213,213,043. Now subtract 213,213,031 to get 12,746,729