257005926

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{733}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 589079040

約数和(自身を除く): 332073114

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 151, 258, 302, 387, 453, 733, 774, 906, 1161, 1359, 1466, 2199, 2322, 2718, 4077, 4398, 6493, 6597, 8154, 12986, 13194, 19479, 19791, 31519, 38958, 39582, 58437, 63038, 94557, 110683, 116874, 175311, 189114, 221366, 283671, 332049, 350622, 567342, 664098, 851013, 996147, 1702026, 1992294, 2988441, 4759369, 5976882, 9518738, 14278107, 28556214, 42834321, 85668642, 128502963, 257005926]

約数ペア:

[(1, 257005926), (2, 128502963), (3, 85668642), (6, 42834321), (9, 28556214), (18, 14278107), (27, 9518738), (43, 5976882), (54, 4759369), (86, 2988441), (129, 1992294), (151, 1702026), (258, 996147), (302, 851013), (387, 664098), (453, 567342), (733, 350622), (774, 332049), (906, 283671), (1161, 221366), (1359, 189114), (1466, 175311), (2199, 116874), (2322, 110683), (2718, 94557), (4077, 63038), (4398, 58437), (6493, 39582), (6597, 38958), (8154, 31519), (12986, 19791), (13194, 19479)]