208302017

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{65981}}^1$

素因数の和:66040

約数の個数: 16

約数和(自身を含む): 266039424

約数和(自身を除く): 57737407

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 65981, 461867, 725791, 2705221, 5080537, 18936547, 29757431, 208302017]

約数ペア:

[(1, 208302017), (7, 29757431), (11, 18936547), (41, 5080537), (77, 2705221), (287, 725791), (451, 461867), (3157, 65981)]