668435706

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{1033}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 1554474240

約数和(自身を除く): 886038534

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 521, 621, 1033, 1042, 1242, 1563, 2066, 3099, 3126, 4689, 6198, 9297, 9378, 11983, 14067, 18594, 23759, 23966, 27891, 28134, 35949, 47518, 55782, 71277, 71898, 107847, 142554, 213831, 215694, 323541, 427662, 538193, 641493, 647082, 1076386, 1282986, 1614579, 3229158, 4843737, 9687474, 12378439, 14531211, 24756878, 29062422, 37135317, 74270634, 111405951, 222811902, 334217853, 668435706]

約数ペア:

[(1, 668435706), (2, 334217853), (3, 222811902), (6, 111405951), (9, 74270634), (18, 37135317), (23, 29062422), (27, 24756878), (46, 14531211), (54, 12378439), (69, 9687474), (138, 4843737), (207, 3229158), (414, 1614579), (521, 1282986), (621, 1076386), (1033, 647082), (1042, 641493), (1242, 538193), (1563, 427662), (2066, 323541), (3099, 215694), (3126, 213831), (4689, 142554), (6198, 107847), (9297, 71898), (9378, 71277), (11983, 55782), (14067, 47518), (18594, 35949), (23759, 28134), (23966, 27891)]