Q: What is the sum of all factors of the number 304,111,215 excluding 304,111,215?

A: 256,174,641

Why is 256,174,641 the sum of all factors of 304,111,215, excluding 304,111,215?

The factors of the number 304,111,215 are: 1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 331, 765, 993, 1201, 1655, 2979, 3603, 4965, 5627, 6005, 10809, 14895, 16881, 18015, 20417, 28135, 50643, 54045, 61251, 84405, 102085, 183753, 253215, 306255, 397531, 918765, 1192593, 1987655, 3577779, 5962965, 6758027, 17888895, 20274081, 33790135, 60822243, 101370405, 304111215.

If you add them up, you will get the total of 304,111,471. Now subtract 304,111,215 to get 256,174,641