Q: What is the sum of all factors of the number 687,071,242 including 687,071,242?

A: 1,213,067,520

Why is 1,213,067,520 the sum of all factors of 687,071,242, including 687,071,242?

The factors of the number 687,071,242 are: 1, 2, 11, 13, 22, 26, 143, 286, 613, 1226, 3919, 6743, 7838, 7969, 13486, 15938, 43109, 50947, 86218, 87659, 101894, 175318, 560417, 1120834, 2402347, 4804694, 26425817, 31230511, 52851634, 62461022, 343535621, 687071242.

If you add them up, you will get the total of 1,213,067,520.