81911676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8059}}^1$

素因数の和:8095

約数の個数: 72

約数和(自身を含む): 240123520

約数和(自身を除く): 158211844

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2541, 3388, 5082, 8059, 10164, 16118, 24177, 32236, 48354, 56413, 88649, 96708, 112826, 169239, 177298, 225652, 265947, 338478, 354596, 531894, 620543, 676956, 975139, 1063788, 1241086, 1861629, 1950278, 2482172, 2925417, 3723258, 3900556, 5850834, 6825973, 7446516, 11701668, 13651946, 20477919, 27303892, 40955838, 81911676]

約数ペア:

[(1, 81911676), (2, 40955838), (3, 27303892), (4, 20477919), (6, 13651946), (7, 11701668), (11, 7446516), (12, 6825973), (14, 5850834), (21, 3900556), (22, 3723258), (28, 2925417), (33, 2482172), (42, 1950278), (44, 1861629), (66, 1241086), (77, 1063788), (84, 975139), (121, 676956), (132, 620543), (154, 531894), (231, 354596), (242, 338478), (308, 265947), (363, 225652), (462, 177298), (484, 169239), (726, 112826), (847, 96708), (924, 88649), (1452, 56413), (1694, 48354), (2541, 32236), (3388, 24177), (5082, 16118), (8059, 10164)]