Q: What is the sum of all factors of the number 4,207,545 excluding 4,207,545?

Why is 3,357,831 the sum of all factors of 4,207,545, excluding 4,207,545?

The factors of the number 4,207,545 are: 1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 3463, 10389, 17315, 31167, 51945, 93501, 155835, 280503, 467505, 841509, 1402515, 4207545.

If you add them up, you will get the total of 4,207,548. Now subtract 4,207,545 to get 3,357,831

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