81637452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9181}}^1$

素因数の和:9223

約数の個数: 72

約数和(自身を含む): 233957360

約数和(自身を除く): 152319908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 9181, 18362, 27543, 36724, 55086, 82629, 110172, 119353, 165258, 174439, 238706, 330516, 348878, 358059, 477412, 523317, 697756, 716118, 1046634, 1074177, 1432236, 1569951, 2093268, 2148354, 2267707, 3139902, 4296708, 4535414, 6279804, 6803121, 9070828, 13606242, 20409363, 27212484, 40818726, 81637452]

約数ペア:

[(1, 81637452), (2, 40818726), (3, 27212484), (4, 20409363), (6, 13606242), (9, 9070828), (12, 6803121), (13, 6279804), (18, 4535414), (19, 4296708), (26, 3139902), (36, 2267707), (38, 2148354), (39, 2093268), (52, 1569951), (57, 1432236), (76, 1074177), (78, 1046634), (114, 716118), (117, 697756), (156, 523317), (171, 477412), (228, 358059), (234, 348878), (247, 330516), (342, 238706), (468, 174439), (494, 165258), (684, 119353), (741, 110172), (988, 82629), (1482, 55086), (2223, 36724), (2964, 27543), (4446, 18362), (8892, 9181)]