251011851

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{37571}}^1$

素因数の和:37722

約数の個数: 16

約数和(自身を含む): 357084288

約数和(自身を除く): 106072437

約数列:

[1, 3, 17, 51, 131, 393, 2227, 6681, 37571, 112713, 638707, 1916121, 4921801, 14765403, 83670617, 251011851]

約数ペア:

[(1, 251011851), (3, 83670617), (17, 14765403), (51, 4921801), (131, 1916121), (393, 638707), (2227, 112713), (6681, 37571)]