13939639

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 16547328

約数和(自身を除く): 2607689

約数列:

[1, 7, 37, 107, 259, 503, 749, 3521, 3959, 18611, 27713, 53821, 130277, 376747, 1991377, 13939639]

約数ペア:

[(1, 13939639), (7, 1991377), (37, 376747), (107, 130277), (259, 53821), (503, 27713), (749, 18611), (3521, 3959)]