271997690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{663409}}^1$

素因数の和:663457

約数の個数: 16

約数和(自身を含む): 501537960

約数和(自身を除く): 229540270

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 663409, 1326818, 3317045, 6634090, 27199769, 54399538, 135998845, 271997690]

約数ペア:

[(1, 271997690), (2, 135998845), (5, 54399538), (10, 27199769), (41, 6634090), (82, 3317045), (205, 1326818), (410, 663409)]