13400569

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 17029320

約数和(自身を除く): 3628751

約数列:

[1, 7, 13, 49, 91, 109, 193, 637, 763, 1351, 1417, 2509, 5341, 9457, 9919, 17563, 21037, 69433, 122941, 147259, 273481, 1030813, 1914367, 13400569]

約数ペア:

[(1, 13400569), (7, 1914367), (13, 1030813), (49, 273481), (91, 147259), (109, 122941), (193, 69433), (637, 21037), (763, 17563), (1351, 9919), (1417, 9457), (2509, 5341)]