Q: What is the sum of all factors of the number 9,945 including 9,945?

 A: 19,656

Why is 19,656 the sum of all factors of 9,945, including 9,945?

The factors of the number 9,945 are: 1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945.

If you add them up, you will get the total of 19,656.


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