Q: What is the sum of all factors of the number 664,016,721 excluding 664,016,721?
A: 222,099,663
The factors of the number 664,016,721 are: 1, 3, 1171, 3513, 189017, 567051, 221338907, 664016721.
If you add them up, you will get the total of 664,016,943. Now subtract 664,016,721 to get 222,099,663