12966005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4639}}^1$

素因数の和:4700

約数の個数: 16

約数和(自身を含む): 17149440

約数和(自身を除く): 4183435

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 4639, 23195, 60307, 199477, 301535, 997385, 2593201, 12966005]

約数ペア:

[(1, 12966005), (5, 2593201), (13, 997385), (43, 301535), (65, 199477), (215, 60307), (559, 23195), (2795, 4639)]