Q: What is the sum of all factors of the number 1,281,987 including 1,281,987?
A: 2,482,920
The factors of the number 1,281,987 are: 1, 3, 7, 9, 17, 19, 21, 27, 49, 51, 57, 63, 81, 119, 133, 147, 153, 171, 189, 323, 357, 399, 441, 459, 513, 567, 833, 931, 969, 1071, 1197, 1323, 1377, 1539, 2261, 2499, 2793, 2907, 3213, 3591, 3969, 6783, 7497, 8379, 8721, 9639, 10773, 15827, 20349, 22491, 25137, 26163, 47481, 61047, 67473, 75411, 142443, 183141, 427329, 1281987.
If you add them up, you will get the total of 2,482,920.