12438426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 35481600

約数和(自身を除く): 23043174

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 19, 21, 22, 26, 33, 38, 39, 42, 57, 66, 77, 78, 91, 109, 114, 133, 143, 154, 182, 209, 218, 231, 247, 266, 273, 286, 327, 399, 418, 429, 462, 494, 546, 627, 654, 741, 763, 798, 858, 1001, 1199, 1254, 1417, 1463, 1482, 1526, 1729, 2002, 2071, 2289, 2398, 2717, 2834, 2926, 3003, 3458, 3597, 4142, 4251, 4389, 4578, 5187, 5434, 6006, 6213, 7194, 8151, 8393, 8502, 8778, 9919, 10374, 12426, 14497, 15587, 16302, 16786, 19019, 19838, 22781, 25179, 26923, 28994, 29757, 31174, 38038, 43491, 45562, 46761, 50358, 53846, 57057, 59514, 68343, 80769, 86982, 93522, 109109, 114114, 136686, 159467, 161538, 188461, 218218, 296153, 318934, 327327, 376922, 478401, 565383, 592306, 654654, 888459, 956802, 1130766, 1776918, 2073071, 4146142, 6219213, 12438426]

約数ペア:

[(1, 12438426), (2, 6219213), (3, 4146142), (6, 2073071), (7, 1776918), (11, 1130766), (13, 956802), (14, 888459), (19, 654654), (21, 592306), (22, 565383), (26, 478401), (33, 376922), (38, 327327), (39, 318934), (42, 296153), (57, 218218), (66, 188461), (77, 161538), (78, 159467), (91, 136686), (109, 114114), (114, 109109), (133, 93522), (143, 86982), (154, 80769), (182, 68343), (209, 59514), (218, 57057), (231, 53846), (247, 50358), (266, 46761), (273, 45562), (286, 43491), (327, 38038), (399, 31174), (418, 29757), (429, 28994), (462, 26923), (494, 25179), (546, 22781), (627, 19838), (654, 19019), (741, 16786), (763, 16302), (798, 15587), (858, 14497), (1001, 12426), (1199, 10374), (1254, 9919), (1417, 8778), (1463, 8502), (1482, 8393), (1526, 8151), (1729, 7194), (2002, 6213), (2071, 6006), (2289, 5434), (2398, 5187), (2717, 4578), (2834, 4389), (2926, 4251), (3003, 4142), (3458, 3597)]