Q: What is the sum of all factors of the number 663,000,741 excluding 663,000,741?

A: 400,367,579

Why is 400,367,579 the sum of all factors of 663,000,741, excluding 663,000,741?

The factors of the number 663,000,741 are: 1, 3, 9, 13, 27, 39, 117, 193, 351, 579, 1737, 2509, 5211, 7527, 9787, 22581, 29361, 67743, 88083, 127231, 264249, 381693, 1145079, 1888891, 3435237, 5666673, 17000019, 24555583, 51000057, 73666749, 221000247, 663000741.

If you add them up, you will get the total of 663,001,141. Now subtract 663,000,741 to get 400,367,579