31295727

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{4441}}^1$

素因数の和:4485

約数の個数: 24

約数和(自身を含む): 48506640

約数和(自身を除く): 17210913

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 4441, 7047, 13323, 39969, 119907, 128789, 359721, 386367, 1079163, 1159101, 3477303, 10431909, 31295727]

約数ペア:

[(1, 31295727), (3, 10431909), (9, 3477303), (27, 1159101), (29, 1079163), (81, 386367), (87, 359721), (243, 128789), (261, 119907), (783, 39969), (2349, 13323), (4441, 7047)]