257850102

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2377

約数の個数: 64

約数和(自身を含む): 579870720

約数和(自身を除く): 322020618

約数列:

[1, 2, 3, 6, 19, 23, 38, 43, 46, 57, 69, 86, 114, 129, 138, 258, 437, 817, 874, 989, 1311, 1634, 1978, 2287, 2451, 2622, 2967, 4574, 4902, 5934, 6861, 13722, 18791, 37582, 43453, 52601, 56373, 86906, 98341, 105202, 112746, 130359, 157803, 196682, 260718, 295023, 315606, 590046, 999419, 1868479, 1998838, 2261843, 2998257, 3736958, 4523686, 5605437, 5996514, 6785529, 11210874, 13571058, 42975017, 85950034, 128925051, 257850102]

約数ペア:

[(1, 257850102), (2, 128925051), (3, 85950034), (6, 42975017), (19, 13571058), (23, 11210874), (38, 6785529), (43, 5996514), (46, 5605437), (57, 4523686), (69, 3736958), (86, 2998257), (114, 2261843), (129, 1998838), (138, 1868479), (258, 999419), (437, 590046), (817, 315606), (874, 295023), (989, 260718), (1311, 196682), (1634, 157803), (1978, 130359), (2287, 112746), (2451, 105202), (2622, 98341), (2967, 86906), (4574, 56373), (4902, 52601), (5934, 43453), (6861, 37582), (13722, 18791)]