Q: What is the sum of all factors of the number 666,015,402 excluding 666,015,402?
A: 768,479,478
The factors of the number 666,015,402 are: 1, 2, 3, 6, 13, 26, 39, 78, 8538659, 17077318, 25615977, 51231954, 111002567, 222005134, 333007701, 666015402.
If you add them up, you will get the total of 666,016,170. Now subtract 666,015,402 to get 768,479,478