Q: What is the sum of all factors of the number 231,151,221 including 231,151,221?

A: 399,679,488

Why is 399,679,488 the sum of all factors of 231,151,221, including 231,151,221?

The factors of the number 231,151,221 are: 1, 3, 7, 9, 21, 31, 63, 71, 93, 213, 217, 279, 497, 639, 651, 1491, 1667, 1953, 2201, 4473, 5001, 6603, 11669, 15003, 15407, 19809, 35007, 46221, 51677, 105021, 118357, 138663, 155031, 355071, 361739, 465093, 828499, 1065213, 1085217, 2485497, 3255651, 3669067, 7456491, 11007201, 25683469, 33021603, 77050407, 231151221.

If you add them up, you will get the total of 399,679,488.