81883251

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{57221}}^1$

素因数の和:57283

約数の個数: 16

約数和(自身を含む): 123599520

約数和(自身を除く): 41716269

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 57221, 171663, 514989, 1544967, 3032713, 9098139, 27294417, 81883251]

約数ペア:

[(1, 81883251), (3, 27294417), (9, 9098139), (27, 3032713), (53, 1544967), (159, 514989), (477, 171663), (1431, 57221)]