13316121

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 24111360

約数和(自身を除く): 10795239

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 229, 273, 497, 639, 687, 819, 923, 1491, 1603, 2061, 2769, 2977, 4473, 4809, 6461, 8307, 8931, 14427, 16259, 19383, 20839, 26793, 48777, 58149, 62517, 113813, 146331, 187551, 211367, 341439, 634101, 1024317, 1479569, 1902303, 4438707, 13316121]

約数ペア:

[(1, 13316121), (3, 4438707), (7, 1902303), (9, 1479569), (13, 1024317), (21, 634101), (39, 341439), (63, 211367), (71, 187551), (91, 146331), (117, 113813), (213, 62517), (229, 58149), (273, 48777), (497, 26793), (639, 20839), (687, 19383), (819, 16259), (923, 14427), (1491, 8931), (1603, 8307), (2061, 6461), (2769, 4809), (2977, 4473)]