51198165

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26459}}^1$

素因数の和:26513

約数の個数: 24

約数和(自身を含む): 90810720

約数和(自身を除く): 39612555

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 26459, 79377, 132295, 238131, 396885, 1137737, 1190655, 3413211, 5688685, 10239633, 17066055, 51198165]

約数ペア:

[(1, 51198165), (3, 17066055), (5, 10239633), (9, 5688685), (15, 3413211), (43, 1190655), (45, 1137737), (129, 396885), (215, 238131), (387, 132295), (645, 79377), (1935, 26459)]