Q: What is the sum of all factors of the number 138,006 excluding 138,006?

A: 215,802

Why is 215,802 the sum of all factors of 138,006, excluding 138,006?

The factors of the number 138,006 are: 1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 41, 51, 66, 82, 99, 102, 123, 153, 187, 198, 246, 306, 369, 374, 451, 561, 697, 738, 902, 1122, 1353, 1394, 1683, 2091, 2706, 3366, 4059, 4182, 6273, 7667, 8118, 12546, 15334, 23001, 46002, 69003, 138006.

If you add them up, you will get the total of 138,221. Now subtract 138,006 to get 215,802