81980239

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2203}}^1$

素因数の和:2430

約数の個数: 16

約数和(自身を含む): 95212800

約数和(自身を除く): 13232561

約数列:

[1, 11, 17, 187, 199, 2189, 2203, 3383, 24233, 37213, 37451, 411961, 438397, 4822367, 7452749, 81980239]

約数ペア:

[(1, 81980239), (11, 7452749), (17, 4822367), (187, 438397), (199, 411961), (2189, 37451), (2203, 37213), (3383, 24233)]