81387459

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{1013}}^1$

素因数の和:1211

約数の個数: 24

約数和(自身を含む): 120219840

約数和(自身を除く): 38832381

約数列:

[1, 3, 9, 79, 113, 237, 339, 711, 1013, 1017, 3039, 8927, 9117, 26781, 80027, 80343, 114469, 240081, 343407, 720243, 1030221, 9043051, 27129153, 81387459]

約数ペア:

[(1, 81387459), (3, 27129153), (9, 9043051), (79, 1030221), (113, 720243), (237, 343407), (339, 240081), (711, 114469), (1013, 80343), (1017, 80027), (3039, 26781), (8927, 9117)]