13981513

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 17926272

約数和(自身を除く): 3944759

約数列:

[1, 7, 13, 47, 49, 91, 329, 467, 611, 637, 2303, 3269, 4277, 6071, 21949, 22883, 29939, 42497, 153643, 285337, 297479, 1075501, 1997359, 13981513]

約数ペア:

[(1, 13981513), (7, 1997359), (13, 1075501), (47, 297479), (49, 285337), (91, 153643), (329, 42497), (467, 29939), (611, 22883), (637, 21949), (2303, 6071), (3269, 4277)]