256260354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{23741}}^1$

素因数の和:24010

約数の個数: 32

約数和(自身を含む): 588041856

約数和(自身を除く): 331781502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 3598, 5397, 10794, 23741, 47482, 71223, 142446, 166187, 332374, 498561, 997122, 6101437, 12202874, 18304311, 36608622, 42710059, 85420118, 128130177, 256260354]

約数ペア:

[(1, 256260354), (2, 128130177), (3, 85420118), (6, 42710059), (7, 36608622), (14, 18304311), (21, 12202874), (42, 6101437), (257, 997122), (514, 498561), (771, 332374), (1542, 166187), (1799, 142446), (3598, 71223), (5397, 47482), (10794, 23741)]