13071639

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^2$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 21083520

約数和(自身を除く): 8011881

約数列:

[1, 3, 7, 19, 21, 57, 133, 181, 399, 543, 1267, 3439, 3801, 10317, 24073, 32761, 72219, 98283, 229327, 622459, 687981, 1867377, 4357213, 13071639]

約数ペア:

[(1, 13071639), (3, 4357213), (7, 1867377), (19, 687981), (21, 622459), (57, 229327), (133, 98283), (181, 72219), (399, 32761), (543, 24073), (1267, 10317), (3439, 3801)]