87739605

素因数分解:

$3^4\times 5^1\times {\mathrm{216641}}^1$

素因数の和:216658

約数の個数: 20

約数和(自身を含む): 157282092

約数和(自身を除く): 69542487

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 216641, 649923, 1083205, 1949769, 3249615, 5849307, 9748845, 17547921, 29246535, 87739605]

約数ペア:

[(1, 87739605), (3, 29246535), (5, 17547921), (9, 9748845), (15, 5849307), (27, 3249615), (45, 1949769), (81, 1083205), (135, 649923), (405, 216641)]