51157205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{1021}}^1$

素因数の和:1948

約数の個数: 16

約数和(自身を含む): 67108608

約数和(自身を除く): 15951403

約数列:

[1, 5, 11, 55, 911, 1021, 4555, 5105, 10021, 11231, 50105, 56155, 930131, 4650655, 10231441, 51157205]

約数ペア:

[(1, 51157205), (5, 10231441), (11, 4650655), (55, 930131), (911, 56155), (1021, 50105), (4555, 11231), (5105, 10021)]