Q: What is the sum of all factors of the number 556,108,665 excluding 556,108,665?

A: 464,084,871

Why is 464,084,871 the sum of all factors of 556,108,665, excluding 556,108,665?

The factors of the number 556,108,665 are: 1, 3, 5, 7, 15, 21, 35, 105, 313, 939, 1565, 2191, 4695, 6573, 10955, 16921, 32865, 50763, 84605, 118447, 253815, 355341, 592235, 1776705, 5296273, 15888819, 26481365, 37073911, 79444095, 111221733, 185369555, 556108665.

If you add them up, you will get the total of 556,109,129. Now subtract 556,108,665 to get 464,084,871