Q: What is the sum of all factors of the number 201,201,330 excluding 201,201,330?

A: 325,581,198

Why is 325,581,198 the sum of all factors of 201,201,330, excluding 201,201,330?

The factors of the number 201,201,330 are: 1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 609701, 1219402, 1829103, 3048505, 3658206, 6097010, 6706711, 9145515, 13413422, 18291030, 20120133, 33533555, 40240266, 67067110, 100600665, 201201330.

If you add them up, you will get the total of 201,201,655. Now subtract 201,201,330 to get 325,581,198