Q: What is the sum of all factors of the number 13,128,462 excluding 13,128,462?

Why is 15,316,578 the sum of all factors of 13,128,462, excluding 13,128,462?

The factors of the number 13,128,462 are: 1, 2, 3, 6, 9, 18, 729359, 1458718, 2188077, 4376154, 6564231, 13128462.

If you add them up, you will get the total of 13,128,477. Now subtract 13,128,462 to get 15,316,578

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