Q: What is the sum of all factors of the number 1,121,505 including 1,121,505?

Why is 2,239,488 the sum of all factors of 1,121,505, including 1,121,505?

The factors of the number 1,121,505 are: 1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 971, 1155, 2913, 4855, 6797, 10681, 14565, 20391, 32043, 33985, 53405, 74767, 101955, 160215, 224301, 373835, 1121505.

If you add them up, you will get the total of 2,239,488.

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