54257905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26927}}^1$

素因数の和:26976

約数の個数: 16

約数和(自身を含む): 72382464

約数和(自身を除く): 18124559

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 26927, 134635, 350051, 834737, 1750255, 4173685, 10851581, 54257905]

約数ペア:

[(1, 54257905), (5, 10851581), (13, 4173685), (31, 1750255), (65, 834737), (155, 350051), (403, 134635), (2015, 26927)]