42173885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2309}}^1$

素因数の和:2608

約数の個数: 16

約数和(自身を含む): 54719280

約数和(自身を除く): 12545395

約数列:

[1, 5, 13, 65, 281, 1405, 2309, 3653, 11545, 18265, 30017, 150085, 648829, 3244145, 8434777, 42173885]

約数ペア:

[(1, 42173885), (5, 8434777), (13, 3244145), (65, 648829), (281, 150085), (1405, 30017), (2309, 18265), (3653, 11545)]