81165777

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18493}}^1$

素因数の和:18533

約数の個数: 32

約数和(自身を含む): 142033920

約数和(自身を除く): 60868143

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 18493, 55479, 129451, 203423, 351367, 388353, 610269, 1054101, 1423961, 2459569, 3865037, 4271883, 7378707, 11595111, 27055259, 81165777]

約数ペア:

[(1, 81165777), (3, 27055259), (7, 11595111), (11, 7378707), (19, 4271883), (21, 3865037), (33, 2459569), (57, 1423961), (77, 1054101), (133, 610269), (209, 388353), (231, 351367), (399, 203423), (627, 129451), (1463, 55479), (4389, 18493)]