8990838

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:183

約数の個数: 80

約数和(自身を含む): 22302720

約数和(自身を除く): 13311882

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 81, 114, 127, 138, 162, 171, 207, 254, 342, 381, 414, 437, 513, 621, 762, 874, 1026, 1143, 1242, 1311, 1539, 1863, 2286, 2413, 2622, 2921, 3078, 3429, 3726, 3933, 4826, 5842, 6858, 7239, 7866, 8763, 10287, 11799, 14478, 17526, 20574, 21717, 23598, 26289, 35397, 43434, 52578, 55499, 65151, 70794, 78867, 110998, 130302, 157734, 166497, 195453, 236601, 332994, 390906, 473202, 499491, 998982, 1498473, 2996946, 4495419, 8990838]

約数ペア:

[(1, 8990838), (2, 4495419), (3, 2996946), (6, 1498473), (9, 998982), (18, 499491), (19, 473202), (23, 390906), (27, 332994), (38, 236601), (46, 195453), (54, 166497), (57, 157734), (69, 130302), (81, 110998), (114, 78867), (127, 70794), (138, 65151), (162, 55499), (171, 52578), (207, 43434), (254, 35397), (342, 26289), (381, 23598), (414, 21717), (437, 20574), (513, 17526), (621, 14478), (762, 11799), (874, 10287), (1026, 8763), (1143, 7866), (1242, 7239), (1311, 6858), (1539, 5842), (1863, 4826), (2286, 3933), (2413, 3726), (2622, 3429), (2921, 3078)]