Q: What is the sum of all factors of the number 9,170,742 excluding 9,170,742?

Why is 12,165,954 the sum of all factors of 9,170,742, excluding 9,170,742?

The factors of the number 9,170,742 are: 1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 31193, 62386, 93579, 187158, 218351, 436702, 655053, 1310106, 1528457, 3056914, 4585371, 9170742.

If you add them up, you will get the total of 9,170,754. Now subtract 9,170,742 to get 12,165,954

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