26421005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1307}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 34280064

約数和(自身を除く): 7859059

約数列:

[1, 5, 13, 65, 311, 1307, 1555, 4043, 6535, 16991, 20215, 84955, 406477, 2032385, 5284201, 26421005]

約数ペア:

[(1, 26421005), (5, 5284201), (13, 2032385), (65, 406477), (311, 84955), (1307, 20215), (1555, 16991), (4043, 6535)]