53397025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{691}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 72593568

約数和(自身を除く): 19196543

約数列:

[1, 5, 11, 25, 55, 275, 281, 691, 1405, 3091, 3455, 7025, 7601, 15455, 17275, 38005, 77275, 190025, 194171, 970855, 2135881, 4854275, 10679405, 53397025]

約数ペア:

[(1, 53397025), (5, 10679405), (11, 4854275), (25, 2135881), (55, 970855), (275, 194171), (281, 190025), (691, 77275), (1405, 38005), (3091, 17275), (3455, 15455), (7025, 7601)]