251525604

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 648333504

約数和(自身を除く): 396807900

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 311, 363, 484, 557, 622, 726, 933, 1114, 1244, 1452, 1671, 1866, 2228, 3342, 3421, 3732, 6127, 6684, 6842, 10263, 12254, 13684, 18381, 20526, 24508, 36762, 37631, 41052, 67397, 73524, 75262, 112893, 134794, 150524, 173227, 202191, 225786, 269588, 346454, 404382, 451572, 519681, 692908, 808764, 1039362, 1905497, 2078724, 3810994, 5716491, 7621988, 11432982, 20960467, 22865964, 41920934, 62881401, 83841868, 125762802, 251525604]

約数ペア:

[(1, 251525604), (2, 125762802), (3, 83841868), (4, 62881401), (6, 41920934), (11, 22865964), (12, 20960467), (22, 11432982), (33, 7621988), (44, 5716491), (66, 3810994), (121, 2078724), (132, 1905497), (242, 1039362), (311, 808764), (363, 692908), (484, 519681), (557, 451572), (622, 404382), (726, 346454), (933, 269588), (1114, 225786), (1244, 202191), (1452, 173227), (1671, 150524), (1866, 134794), (2228, 112893), (3342, 75262), (3421, 73524), (3732, 67397), (6127, 41052), (6684, 37631), (6842, 36762), (10263, 24508), (12254, 20526), (13684, 18381)]