51767915

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 65543280

約数和(自身を除く): 13775365

約数列:

[1, 5, 43, 47, 109, 215, 235, 545, 2021, 2209, 4687, 5123, 10105, 11045, 23435, 25615, 94987, 220289, 240781, 474935, 1101445, 1203905, 10353583, 51767915]

約数ペア:

[(1, 51767915), (5, 10353583), (43, 1203905), (47, 1101445), (109, 474935), (215, 240781), (235, 220289), (545, 94987), (2021, 25615), (2209, 23435), (4687, 11045), (5123, 10105)]