13668109

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 17556000

約数和(自身を除く): 3887891

約数列:

[1, 7, 13, 43, 49, 91, 301, 499, 559, 637, 2107, 3493, 3913, 6487, 21457, 24451, 27391, 45409, 150199, 278941, 317863, 1051393, 1952587, 13668109]

約数ペア:

[(1, 13668109), (7, 1952587), (13, 1051393), (43, 317863), (49, 278941), (91, 150199), (301, 45409), (499, 27391), (559, 24451), (637, 21457), (2107, 6487), (3493, 3913)]