397763005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{68639}}^1$

素因数の和:68724

約数の個数: 16

約数和(自身を含む): 510681600

約数和(自身を除く): 112918595

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 68639, 343195, 1304141, 4186979, 6520705, 20934895, 79552601, 397763005]

約数ペア:

[(1, 397763005), (5, 79552601), (19, 20934895), (61, 6520705), (95, 4186979), (305, 1304141), (1159, 343195), (5795, 68639)]