257860206

素因数分解:

$2^1\times 3^3\times {\mathrm{1531}}^1\times {\mathrm{3119}}^1$

素因数の和:4661

約数の個数: 32

約数和(自身を含む): 573580800

約数和(自身を除く): 315720594

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1531, 3062, 3119, 4593, 6238, 9186, 9357, 13779, 18714, 27558, 28071, 41337, 56142, 82674, 84213, 168426, 4775189, 9550378, 14325567, 28651134, 42976701, 85953402, 128930103, 257860206]

約数ペア:

[(1, 257860206), (2, 128930103), (3, 85953402), (6, 42976701), (9, 28651134), (18, 14325567), (27, 9550378), (54, 4775189), (1531, 168426), (3062, 84213), (3119, 82674), (4593, 56142), (6238, 41337), (9186, 28071), (9357, 27558), (13779, 18714)]