12722171

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9719}}^1$

素因数の和:9754

約数の個数: 16

約数和(自身を含む): 16796160

約数和(自身を除く): 4073989

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 9719, 68033, 106909, 165223, 748363, 1156561, 1817453, 12722171]

約数ペア:

[(1, 12722171), (7, 1817453), (11, 1156561), (17, 748363), (77, 165223), (119, 106909), (187, 68033), (1309, 9719)]