Q: What is the sum of all factors of the number 215,270,559 excluding 215,270,559?
A: 140,096,817
The factors of the number 215,270,559 are: 1, 3, 7, 9, 21, 63, 3416993, 10250979, 23918951, 30752937, 71756853, 215270559.
If you add them up, you will get the total of 215,270,699. Now subtract 215,270,559 to get 140,096,817