25770451

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 30032640

約数和(自身を除く): 4262189

約数列:

[1, 7, 131, 157, 179, 917, 1099, 1253, 20567, 23449, 28103, 143969, 164143, 196721, 3681493, 25770451]

約数ペア:

[(1, 25770451), (7, 3681493), (131, 196721), (157, 164143), (179, 143969), (917, 28103), (1099, 23449), (1253, 20567)]