Q: What is the sum of all factors of the number 424,428,885 excluding 424,428,885?

A: 356,779,179

Why is 356,779,179 the sum of all factors of 424,428,885, excluding 424,428,885?

The factors of the number 424,428,885 are: 1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 503, 765, 1103, 1509, 2515, 3309, 4527, 5515, 7545, 8551, 9927, 16545, 18751, 22635, 25653, 42755, 49635, 56253, 76959, 93755, 128265, 168759, 281265, 384795, 554809, 843795, 1664427, 2774045, 4993281, 8322135, 9431753, 24966405, 28295259, 47158765, 84885777, 141476295, 424428885.

If you add them up, you will get the total of 424,429,241. Now subtract 424,428,885 to get 356,779,179