81756444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3847}}^1$

素因数の和:3895

約数の個数: 96

約数和(自身を含む): 248242176

約数和(自身を除く): 166485732

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 23, 28, 33, 42, 44, 46, 66, 69, 77, 84, 92, 132, 138, 154, 161, 231, 253, 276, 308, 322, 462, 483, 506, 644, 759, 924, 966, 1012, 1518, 1771, 1932, 3036, 3542, 3847, 5313, 7084, 7694, 10626, 11541, 15388, 21252, 23082, 26929, 42317, 46164, 53858, 80787, 84634, 88481, 107716, 126951, 161574, 169268, 176962, 253902, 265443, 296219, 323148, 353924, 507804, 530886, 592438, 619367, 888657, 973291, 1061772, 1184876, 1238734, 1777314, 1858101, 1946582, 2477468, 2919873, 3554628, 3716202, 3893164, 5839746, 6813037, 7432404, 11679492, 13626074, 20439111, 27252148, 40878222, 81756444]

約数ペア:

[(1, 81756444), (2, 40878222), (3, 27252148), (4, 20439111), (6, 13626074), (7, 11679492), (11, 7432404), (12, 6813037), (14, 5839746), (21, 3893164), (22, 3716202), (23, 3554628), (28, 2919873), (33, 2477468), (42, 1946582), (44, 1858101), (46, 1777314), (66, 1238734), (69, 1184876), (77, 1061772), (84, 973291), (92, 888657), (132, 619367), (138, 592438), (154, 530886), (161, 507804), (231, 353924), (253, 323148), (276, 296219), (308, 265443), (322, 253902), (462, 176962), (483, 169268), (506, 161574), (644, 126951), (759, 107716), (924, 88481), (966, 84634), (1012, 80787), (1518, 53858), (1771, 46164), (1932, 42317), (3036, 26929), (3542, 23082), (3847, 21252), (5313, 15388), (7084, 11541), (7694, 10626)]