25739145

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18451}}^1$

素因数の和:18493

約数の個数: 24

約数和(自身を含む): 46056192

約数和(自身を除く): 20317047

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 18451, 55353, 92255, 166059, 276765, 571981, 830295, 1715943, 2859905, 5147829, 8579715, 25739145]

約数ペア:

[(1, 25739145), (3, 8579715), (5, 5147829), (9, 2859905), (15, 1715943), (31, 830295), (45, 571981), (93, 276765), (155, 166059), (279, 92255), (465, 55353), (1395, 18451)]