165749715

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 299160576

約数和(自身を除く): 133410861

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 131, 155, 279, 393, 465, 655, 907, 1179, 1395, 1965, 2721, 4061, 4535, 5895, 8163, 12183, 13605, 20305, 28117, 36549, 40815, 60915, 84351, 118817, 140585, 182745, 253053, 356451, 421755, 594085, 1069353, 1265265, 1782255, 3683327, 5346765, 11049981, 18416635, 33149943, 55249905, 165749715]

約数ペア:

[(1, 165749715), (3, 55249905), (5, 33149943), (9, 18416635), (15, 11049981), (31, 5346765), (45, 3683327), (93, 1782255), (131, 1265265), (155, 1069353), (279, 594085), (393, 421755), (465, 356451), (655, 253053), (907, 182745), (1179, 140585), (1395, 118817), (1965, 84351), (2721, 60915), (4061, 40815), (4535, 36549), (5895, 28117), (8163, 20305), (12183, 13605)]