257266705

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{4583}}^1$

素因数の和:4800

約数の個数: 16

約数和(自身を含む): 314645760

約数和(自身を除く): 57379055

約数列:

[1, 5, 103, 109, 515, 545, 4583, 11227, 22915, 56135, 472049, 499547, 2360245, 2497735, 51453341, 257266705]

約数ペア:

[(1, 257266705), (5, 51453341), (103, 2497735), (109, 2360245), (515, 499547), (545, 472049), (4583, 56135), (11227, 22915)]