27891459

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{2311}}^1$

素因数の和:2472

約数の個数: 20

約数和(自身を含む): 41962800

約数和(自身を除く): 14071341

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 2311, 4023, 6933, 12069, 20799, 62397, 187191, 344339, 1033017, 3099051, 9297153, 27891459]

約数ペア:

[(1, 27891459), (3, 9297153), (9, 3099051), (27, 1033017), (81, 344339), (149, 187191), (447, 62397), (1341, 20799), (2311, 12069), (4023, 6933)]