61578153

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 116520768

約数和(自身を除く): 54942615

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 49, 63, 69, 91, 117, 147, 161, 207, 273, 299, 441, 467, 483, 637, 819, 897, 1127, 1401, 1449, 1911, 2093, 2691, 3269, 3381, 4203, 5733, 6071, 6279, 9807, 10143, 10741, 14651, 18213, 18837, 22883, 29421, 32223, 42497, 43953, 54639, 68649, 75187, 96669, 127491, 131859, 139633, 205947, 225561, 297479, 382473, 418899, 526309, 676683, 892437, 977431, 1256697, 1578927, 2677311, 2932293, 4736781, 6842017, 8796879, 20526051, 61578153]

約数ペア:

[(1, 61578153), (3, 20526051), (7, 8796879), (9, 6842017), (13, 4736781), (21, 2932293), (23, 2677311), (39, 1578927), (49, 1256697), (63, 977431), (69, 892437), (91, 676683), (117, 526309), (147, 418899), (161, 382473), (207, 297479), (273, 225561), (299, 205947), (441, 139633), (467, 131859), (483, 127491), (637, 96669), (819, 75187), (897, 68649), (1127, 54639), (1401, 43953), (1449, 42497), (1911, 32223), (2093, 29421), (2691, 22883), (3269, 18837), (3381, 18213), (4203, 14651), (5733, 10741), (6071, 10143), (6279, 9807)]