Q: What is the sum of all factors of the number 221,416,245 excluding 221,416,245?
A: 205,579,467
The factors of the number 221,416,245 are: 1, 3, 5, 9, 15, 17, 43, 45, 51, 53, 85, 127, 129, 153, 159, 215, 255, 265, 381, 387, 477, 635, 645, 731, 765, 795, 901, 1143, 1905, 1935, 2159, 2193, 2279, 2385, 2703, 3655, 4505, 5461, 5715, 6477, 6579, 6731, 6837, 8109, 10795, 10965, 11395, 13515, 16383, 19431, 20193, 20511, 27305, 32385, 32895, 33655, 34185, 38743, 40545, 49149, 60579, 81915, 92837, 97155, 100965, 102555, 114427, 116229, 193715, 245745, 278511, 289433, 302895, 343281, 348687, 464185, 572135, 581145, 835533, 868299, 1029843, 1392555, 1447165, 1716405, 1743435, 2604897, 4177665, 4341495, 4920361, 5149215, 13024485, 14761083, 24601805, 44283249, 73805415, 221416245.
If you add them up, you will get the total of 221,416,450. Now subtract 221,416,245 to get 205,579,467