81307287

素因数分解:

$3^3\times {\mathrm{1493}}^1\times {\mathrm{2017}}^1$

素因数の和:3519

約数の個数: 16

約数和(自身を含む): 120595680

約数和(自身を除く): 39288393

約数列:

[1, 3, 9, 27, 1493, 2017, 4479, 6051, 13437, 18153, 40311, 54459, 3011381, 9034143, 27102429, 81307287]

約数ペア:

[(1, 81307287), (3, 27102429), (9, 9034143), (27, 3011381), (1493, 54459), (2017, 40311), (4479, 18153), (6051, 13437)]