12757199

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{2861}}^1$

素因数の和:2895

約数の個数: 16

約数和(自身を含む): 16027200

約数和(自身を除く): 3270001

約数列:

[1, 7, 13, 49, 91, 343, 637, 2861, 4459, 20027, 37193, 140189, 260351, 981323, 1822457, 12757199]

約数ペア:

[(1, 12757199), (7, 1822457), (13, 981323), (49, 260351), (91, 140189), (343, 37193), (637, 20027), (2861, 4459)]