13448981

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 17275104

約数和(自身を除く): 3826123

約数列:

[1, 7, 13, 43, 49, 91, 301, 491, 559, 637, 2107, 3437, 3913, 6383, 21113, 24059, 27391, 44681, 147791, 274469, 312767, 1034537, 1921283, 13448981]

約数ペア:

[(1, 13448981), (7, 1921283), (13, 1034537), (43, 312767), (49, 274469), (91, 147791), (301, 44681), (491, 27391), (559, 24059), (637, 21113), (2107, 6383), (3437, 3913)]