Q: What is the sum of all factors of the number 1,204,215 excluding 1,204,215?
A: 768,393
The factors of the number 1,204,215 are: 1, 3, 5, 15, 43, 129, 215, 645, 1867, 5601, 9335, 28005, 80281, 240843, 401405, 1204215.
If you add them up, you will get the total of 1,204,983. Now subtract 1,204,215 to get 768,393