257820159

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1\times {\mathrm{2069}}^1$

素因数の和:2714

約数の個数: 16

約数和(自身を含む): 349250400

約数和(自身を除く): 91430241

約数列:

[1, 3, 73, 219, 569, 1707, 2069, 6207, 41537, 124611, 151037, 453111, 1177261, 3531783, 85940053, 257820159]

約数ペア:

[(1, 257820159), (3, 85940053), (73, 3531783), (219, 1177261), (569, 453111), (1707, 151037), (2069, 124611), (6207, 41537)]