Q: What is the sum of all factors of the number 13,006,875 excluding 13,006,875?

A: 11,785,189

Why is 11,785,189 the sum of all factors of 13,006,875, excluding 13,006,875?

The factors of the number 13,006,875 are: 1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 625, 875, 991, 1875, 2625, 2973, 4375, 4955, 6937, 13125, 14865, 20811, 24775, 34685, 74325, 104055, 123875, 173425, 371625, 520275, 619375, 867125, 1858125, 2601375, 4335625, 13006875.

If you add them up, you will get the total of 13,006,886. Now subtract 13,006,875 to get 11,785,189