2620247399

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2609}}^1\times {\mathrm{13043}}^1$

素因数の和:15670

約数の個数: 16

約数和(自身を含む): 3268304640

約数和(自身を除く): 648057241

約数列:

[1, 7, 11, 77, 2609, 13043, 18263, 28699, 91301, 143473, 200893, 1004311, 34029187, 238204309, 374321057, 2620247399]

約数ペア:

[(1, 2620247399), (7, 374321057), (11, 238204309), (77, 34029187), (2609, 1004311), (13043, 200893), (18263, 143473), (28699, 91301)]