Q: What is the sum of all factors of the number 1,378,755 including 1,378,755?

Why is 2,803,200 the sum of all factors of 1,378,755, including 1,378,755?

The factors of the number 1,378,755 are: 1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 1459, 4377, 7295, 10213, 13131, 21885, 30639, 39393, 51065, 65655, 91917, 153195, 196965, 275751, 459585, 1378755.

If you add them up, you will get the total of 2,803,200.

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