289263107

素因数分解:

$7^1\times {\mathrm{43}}^2\times {\mathrm{22349}}^1$

素因数の和:22442

約数の個数: 12

約数和(自身を含む): 338468400

約数和(自身を除く): 49205293

約数列:

[1, 7, 43, 301, 1849, 12943, 22349, 156443, 961007, 6727049, 41323301, 289263107]

約数ペア:

[(1, 289263107), (7, 41323301), (43, 6727049), (301, 961007), (1849, 156443), (12943, 22349)]