166539828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21787}}^1$

素因数の和:21821

約数の個数: 72

約数和(自身を含む): 486831072

約数和(自身を除く): 320291244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 21787, 43574, 65361, 87148, 130722, 152509, 261444, 283231, 305018, 457527, 566462, 610036, 849693, 915054, 1067563, 1132924, 1699386, 1830108, 1982617, 2135126, 3202689, 3398772, 3965234, 4270252, 5947851, 6405378, 7930468, 11895702, 12810756, 13878319, 23791404, 27756638, 41634957, 55513276, 83269914, 166539828]

約数ペア:

[(1, 166539828), (2, 83269914), (3, 55513276), (4, 41634957), (6, 27756638), (7, 23791404), (12, 13878319), (13, 12810756), (14, 11895702), (21, 7930468), (26, 6405378), (28, 5947851), (39, 4270252), (42, 3965234), (49, 3398772), (52, 3202689), (78, 2135126), (84, 1982617), (91, 1830108), (98, 1699386), (147, 1132924), (156, 1067563), (182, 915054), (196, 849693), (273, 610036), (294, 566462), (364, 457527), (546, 305018), (588, 283231), (637, 261444), (1092, 152509), (1274, 130722), (1911, 87148), (2548, 65361), (3822, 43574), (7644, 21787)]