256867023

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 426817536

約数和(自身を除く): 169950513

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 361, 399, 589, 651, 1083, 1093, 1767, 2527, 3279, 4123, 7581, 7651, 11191, 12369, 20767, 22953, 33573, 33883, 62301, 78337, 101649, 145369, 235011, 237181, 394573, 436107, 643777, 711543, 1183719, 1931331, 2762011, 4506439, 8286033, 12231763, 13519317, 36695289, 85622341, 256867023]

約数ペア:

[(1, 256867023), (3, 85622341), (7, 36695289), (19, 13519317), (21, 12231763), (31, 8286033), (57, 4506439), (93, 2762011), (133, 1931331), (217, 1183719), (361, 711543), (399, 643777), (589, 436107), (651, 394573), (1083, 237181), (1093, 235011), (1767, 145369), (2527, 101649), (3279, 78337), (4123, 62301), (7581, 33883), (7651, 33573), (11191, 22953), (12369, 20767)]