205194913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{9221}}^1$

素因数の和:9273

約数の個数: 24

約数和(自身を含む): 271790784

約数和(自身を除く): 66595871

約数列:

[1, 7, 11, 17, 77, 119, 187, 289, 1309, 2023, 3179, 9221, 22253, 64547, 101431, 156757, 710017, 1097299, 1724327, 2664869, 12070289, 18654083, 29313559, 205194913]

約数ペア:

[(1, 205194913), (7, 29313559), (11, 18654083), (17, 12070289), (77, 2664869), (119, 1724327), (187, 1097299), (289, 710017), (1309, 156757), (2023, 101431), (3179, 64547), (9221, 22253)]