Q: What is the sum of all factors of the number 460,721,505 excluding 460,721,505?

A: 320,970,399

Why is 320,970,399 the sum of all factors of 460,721,505, excluding 460,721,505?

The factors of the number 460,721,505 are: 1, 3, 5, 15, 17, 51, 85, 255, 1153, 1567, 3459, 4701, 5765, 7835, 17295, 19601, 23505, 26639, 58803, 79917, 98005, 133195, 294015, 399585, 1806751, 5420253, 9033755, 27101265, 30714767, 92144301, 153573835, 460721505.

If you add them up, you will get the total of 460,721,825. Now subtract 460,721,505 to get 320,970,399