56282915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 74883600

約数和(自身を除く): 18600685

約数列:

[1, 5, 13, 43, 65, 169, 215, 559, 845, 1549, 2795, 7267, 7745, 20137, 36335, 66607, 100685, 261781, 333035, 865891, 1308905, 4329455, 11256583, 56282915]

約数ペア:

[(1, 56282915), (5, 11256583), (13, 4329455), (43, 1308905), (65, 865891), (169, 333035), (215, 261781), (559, 100685), (845, 66607), (1549, 36335), (2795, 20137), (7267, 7745)]