Q: What is the sum of all factors of the number 247,431,345 excluding 247,431,345?

A: 231,632,463

Why is 231,632,463 the sum of all factors of 247,431,345, excluding 247,431,345?

The factors of the number 247,431,345 are: 1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 138617, 415851, 693085, 970319, 2079255, 2356489, 2910957, 4851595, 7069467, 11782445, 14554785, 16495423, 35347335, 49486269, 82477115, 247431345.

If you add them up, you will get the total of 247,431,576. Now subtract 247,431,345 to get 231,632,463