420317583478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1637}}^1\times {\mathrm{34171}}^1$

素因数の和:35857

約数の個数: 48

約数和(自身を含む): 721725351984

約数和(自身を除く): 301407768506

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 1637, 3274, 3757, 7514, 21281, 27829, 34171, 42562, 55658, 68342, 361777, 444223, 473093, 580907, 723554, 888446, 946186, 1161814, 6150209, 7551791, 9875419, 12300418, 15103582, 19750838, 55937927, 111875854, 128380447, 256760894, 727193051, 950944759, 1454386102, 1901889518, 12362281867, 16166060903, 24724563734, 32332121806, 210158791739, 420317583478]

約数ペア:

[(1, 420317583478), (2, 210158791739), (13, 32332121806), (17, 24724563734), (26, 16166060903), (34, 12362281867), (221, 1901889518), (289, 1454386102), (442, 950944759), (578, 727193051), (1637, 256760894), (3274, 128380447), (3757, 111875854), (7514, 55937927), (21281, 19750838), (27829, 15103582), (34171, 12300418), (42562, 9875419), (55658, 7551791), (68342, 6150209), (361777, 1161814), (444223, 946186), (473093, 888446), (580907, 723554)]