Q: What is the sum of all factors of the number 154,777,721 excluding 154,777,721?

Why is 29,580,679 the sum of all factors of 154,777,721, excluding 154,777,721?

The factors of the number 154,777,721 are: 1, 7, 47, 49, 329, 343, 2303, 9601, 16121, 67207, 451247, 470449, 3158729, 3293143, 22111103, 154777721.

If you add them up, you will get the total of 154,777,750. Now subtract 154,777,721 to get 29,580,679

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