51891684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1151}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 138636288

約数和(自身を除く): 86744604

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 289, 442, 578, 663, 867, 884, 1151, 1156, 1326, 1734, 2302, 2652, 3453, 3468, 3757, 4604, 6906, 7514, 11271, 13812, 14963, 15028, 19567, 22542, 29926, 39134, 44889, 45084, 58701, 59852, 78268, 89778, 117402, 179556, 234804, 254371, 332639, 508742, 665278, 763113, 997917, 1017484, 1330556, 1526226, 1995834, 3052452, 3991668, 4324307, 8648614, 12972921, 17297228, 25945842, 51891684]

約数ペア:

[(1, 51891684), (2, 25945842), (3, 17297228), (4, 12972921), (6, 8648614), (12, 4324307), (13, 3991668), (17, 3052452), (26, 1995834), (34, 1526226), (39, 1330556), (51, 1017484), (52, 997917), (68, 763113), (78, 665278), (102, 508742), (156, 332639), (204, 254371), (221, 234804), (289, 179556), (442, 117402), (578, 89778), (663, 78268), (867, 59852), (884, 58701), (1151, 45084), (1156, 44889), (1326, 39134), (1734, 29926), (2302, 22542), (2652, 19567), (3453, 15028), (3468, 14963), (3757, 13812), (4604, 11271), (6906, 7514)]