Q: What is the sum of all factors of the number 3,157,287 including 3,157,287?

Why is 5,214,720 the sum of all factors of 3,157,287, including 3,157,287?

The factors of the number 3,157,287 are: 1, 3, 7, 19, 21, 41, 57, 123, 133, 193, 287, 399, 579, 779, 861, 1351, 2337, 3667, 4053, 5453, 7913, 11001, 16359, 23739, 25669, 55391, 77007, 150347, 166173, 451041, 1052429, 3157287.

If you add them up, you will get the total of 5,214,720.

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