1089422257

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1721}}^1\times {\mathrm{8221}}^1$

素因数の和:9960

約数の個数: 16

約数和(自身を含む): 1359195264

約数和(自身を除く): 269773007

約数列:

[1, 7, 11, 77, 1721, 8221, 12047, 18931, 57547, 90431, 132517, 633017, 14148341, 99038387, 155631751, 1089422257]

約数ペア:

[(1, 1089422257), (7, 155631751), (11, 99038387), (77, 14148341), (1721, 633017), (8221, 132517), (12047, 90431), (18931, 57547)]