12072011

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 14649600

約数和(自身を除く): 2577589

約数列:

[1, 7, 19, 133, 139, 653, 973, 2641, 4571, 12407, 18487, 86849, 90767, 635369, 1724573, 12072011]

約数ペア:

[(1, 12072011), (7, 1724573), (19, 635369), (133, 90767), (139, 86849), (653, 18487), (973, 12407), (2641, 4571)]