81671018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 153014400

約数和(自身を除く): 71343382

約数列:

[1, 2, 11, 13, 22, 26, 29, 43, 58, 86, 143, 229, 286, 319, 377, 458, 473, 559, 638, 754, 946, 1118, 1247, 2494, 2519, 2977, 4147, 5038, 5954, 6149, 6641, 8294, 9847, 12298, 13282, 13717, 16211, 19694, 27434, 32422, 32747, 65494, 73051, 86333, 108317, 128011, 146102, 172666, 178321, 216634, 256022, 285563, 356642, 571126, 949663, 1408121, 1899326, 2816242, 3141193, 3712319, 6282386, 7424638, 40835509, 81671018]

約数ペア:

[(1, 81671018), (2, 40835509), (11, 7424638), (13, 6282386), (22, 3712319), (26, 3141193), (29, 2816242), (43, 1899326), (58, 1408121), (86, 949663), (143, 571126), (229, 356642), (286, 285563), (319, 256022), (377, 216634), (458, 178321), (473, 172666), (559, 146102), (638, 128011), (754, 108317), (946, 86333), (1118, 73051), (1247, 65494), (2494, 32747), (2519, 32422), (2977, 27434), (4147, 19694), (5038, 16211), (5954, 13717), (6149, 13282), (6641, 12298), (8294, 9847)]