13956215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 21194880

約数和(自身を除く): 7238665

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 829, 1295, 2405, 3367, 4145, 5803, 10777, 16835, 29015, 30673, 53885, 75439, 153365, 214711, 377195, 398749, 1073555, 1993745, 2791243, 13956215]

約数ペア:

[(1, 13956215), (5, 2791243), (7, 1993745), (13, 1073555), (35, 398749), (37, 377195), (65, 214711), (91, 153365), (185, 75439), (259, 53885), (455, 30673), (481, 29015), (829, 16835), (1295, 10777), (2405, 5803), (3367, 4145)]