208043143

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{65899}}^1$

素因数の和:65958

約数の個数: 16

約数和(自身を含む): 265708800

約数和(自身を除く): 57665657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 65899, 461293, 724889, 2701859, 5074223, 18913013, 29720449, 208043143]

約数ペア:

[(1, 208043143), (7, 29720449), (11, 18913013), (41, 5074223), (77, 2701859), (287, 724889), (451, 461293), (3157, 65899)]