80145207

素因数分解:

$3^4\times {\mathrm{727}}^1\times {\mathrm{1361}}^1$

素因数の和:2100

約数の個数: 20

約数和(自身を含む): 119975856

約数和(自身を除く): 39830649

約数列:

[1, 3, 9, 27, 81, 727, 1361, 2181, 4083, 6543, 12249, 19629, 36747, 58887, 110241, 989447, 2968341, 8905023, 26715069, 80145207]

約数ペア:

[(1, 80145207), (3, 26715069), (9, 8905023), (27, 2968341), (81, 989447), (727, 110241), (1361, 58887), (2181, 36747), (4083, 19629), (6543, 12249)]