12252121

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{691}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 14947200

約数和(自身を除く): 2695079

約数列:

[1, 7, 17, 119, 149, 691, 1043, 2533, 4837, 11747, 17731, 82229, 102959, 720713, 1750303, 12252121]

約数ペア:

[(1, 12252121), (7, 1750303), (17, 720713), (119, 102959), (149, 82229), (691, 17731), (1043, 11747), (2533, 4837)]