257057416

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6841}}^1$

素因数の和:6926

約数の個数: 64

約数和(自身を含む): 610853760

約数和(自身を除く): 353796344

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 61, 77, 88, 122, 154, 244, 308, 427, 488, 616, 671, 854, 1342, 1708, 2684, 3416, 4697, 5368, 6841, 9394, 13682, 18788, 27364, 37576, 47887, 54728, 75251, 95774, 150502, 191548, 301004, 383096, 417301, 526757, 602008, 834602, 1053514, 1669204, 2107028, 2921107, 3338408, 4214056, 4590311, 5842214, 9180622, 11684428, 18361244, 23368856, 32132177, 36722488, 64264354, 128528708, 257057416]

約数ペア:

[(1, 257057416), (2, 128528708), (4, 64264354), (7, 36722488), (8, 32132177), (11, 23368856), (14, 18361244), (22, 11684428), (28, 9180622), (44, 5842214), (56, 4590311), (61, 4214056), (77, 3338408), (88, 2921107), (122, 2107028), (154, 1669204), (244, 1053514), (308, 834602), (427, 602008), (488, 526757), (616, 417301), (671, 383096), (854, 301004), (1342, 191548), (1708, 150502), (2684, 95774), (3416, 75251), (4697, 54728), (5368, 47887), (6841, 37576), (9394, 27364), (13682, 18788)]