12418405

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 15264000

約数和(自身を除く): 2845595

約数列:

[1, 5, 79, 149, 211, 395, 745, 1055, 11771, 16669, 31439, 58855, 83345, 157195, 2483681, 12418405]

約数ペア:

[(1, 12418405), (5, 2483681), (79, 157195), (149, 83345), (211, 58855), (395, 31439), (745, 16669), (1055, 11771)]