Q: What is the sum of all factors of the number 121,221,009 excluding 121,221,009?
A: 102,420,591
The factors of the number 121,221,009 are: 1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 103, 117, 189, 273, 309, 351, 479, 721, 819, 927, 1339, 1437, 2163, 2457, 2781, 3353, 4017, 4311, 6227, 6489, 9373, 10059, 12051, 12933, 18681, 19467, 28119, 30177, 36153, 43589, 49337, 56043, 84357, 90531, 130767, 148011, 168129, 253071, 345359, 392301, 444033, 641381, 1036077, 1176903, 1332099, 1924143, 3108231, 4489667, 5772429, 9324693, 13469001, 17317287, 40407003, 121221009.
If you add them up, you will get the total of 121,221,111. Now subtract 121,221,009 to get 102,420,591