12072809

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2111}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 14868480

約数和(自身を除く): 2795671

約数列:

[1, 7, 19, 43, 133, 301, 817, 2111, 5719, 14777, 40109, 90773, 280763, 635411, 1724687, 12072809]

約数ペア:

[(1, 12072809), (7, 1724687), (19, 635411), (43, 280763), (133, 90773), (301, 40109), (817, 14777), (2111, 5719)]