256210878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{554569}}^1$

素因数の和:554592

約数の個数: 32

約数和(自身を含む): 638864640

約数和(自身を除く): 382653762

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 554569, 1109138, 1663707, 3327414, 3881983, 6100259, 7763966, 11645949, 12200518, 18300777, 23291898, 36601554, 42701813, 85403626, 128105439, 256210878]

約数ペア:

[(1, 256210878), (2, 128105439), (3, 85403626), (6, 42701813), (7, 36601554), (11, 23291898), (14, 18300777), (21, 12200518), (22, 11645949), (33, 7763966), (42, 6100259), (66, 3881983), (77, 3327414), (154, 1663707), (231, 1109138), (462, 554569)]