40291686

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 89434800

約数和(自身を除く): 49143114

約数列:

[1, 2, 3, 6, 9, 18, 83, 149, 166, 181, 249, 298, 362, 447, 498, 543, 747, 894, 1086, 1341, 1494, 1629, 2682, 3258, 12367, 15023, 24734, 26969, 30046, 37101, 45069, 53938, 74202, 80907, 90138, 111303, 135207, 161814, 222606, 242721, 270414, 485442, 2238427, 4476854, 6715281, 13430562, 20145843, 40291686]

約数ペア:

[(1, 40291686), (2, 20145843), (3, 13430562), (6, 6715281), (9, 4476854), (18, 2238427), (83, 485442), (149, 270414), (166, 242721), (181, 222606), (249, 161814), (298, 135207), (362, 111303), (447, 90138), (498, 80907), (543, 74202), (747, 53938), (894, 45069), (1086, 37101), (1341, 30046), (1494, 26969), (1629, 24734), (2682, 15023), (3258, 12367)]