81330414

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 189423360

約数和(自身を除く): 108092946

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 173, 187, 346, 374, 419, 519, 561, 838, 1038, 1122, 1257, 1903, 2514, 2941, 3806, 4609, 5709, 5882, 7123, 8823, 9218, 11418, 13827, 14246, 17646, 21369, 27654, 32351, 42738, 64702, 72487, 78353, 97053, 144974, 156706, 194106, 217461, 235059, 434922, 470118, 797357, 1232279, 1594714, 2392071, 2464558, 3696837, 4784142, 7393674, 13555069, 27110138, 40665207, 81330414]

約数ペア:

[(1, 81330414), (2, 40665207), (3, 27110138), (6, 13555069), (11, 7393674), (17, 4784142), (22, 3696837), (33, 2464558), (34, 2392071), (51, 1594714), (66, 1232279), (102, 797357), (173, 470118), (187, 434922), (346, 235059), (374, 217461), (419, 194106), (519, 156706), (561, 144974), (838, 97053), (1038, 78353), (1122, 72487), (1257, 64702), (1903, 42738), (2514, 32351), (2941, 27654), (3806, 21369), (4609, 17646), (5709, 14246), (5882, 13827), (7123, 11418), (8823, 9218)]