80065521

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{240437}}^1$

素因数の和:240480

約数の個数: 12

約数和(自身を含む): 118776372

約数和(自身を除く): 38710851

約数列:

[1, 3, 9, 37, 111, 333, 240437, 721311, 2163933, 8896169, 26688507, 80065521]

約数ペア:

[(1, 80065521), (3, 26688507), (9, 8896169), (37, 2163933), (111, 721311), (333, 240437)]