868689409

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1301}}^1$

素因数の和:1537

約数の個数: 32

約数和(自身を含む): 1091930112

約数和(自身を除く): 223240703

約数列:

[1, 7, 17, 31, 119, 181, 217, 527, 1267, 1301, 3077, 3689, 5611, 9107, 21539, 22117, 39277, 40331, 95387, 154819, 235481, 282317, 667709, 685627, 1648367, 4003177, 4799389, 7299911, 28022239, 51099377, 124098487, 868689409]

約数ペア:

[(1, 868689409), (7, 124098487), (17, 51099377), (31, 28022239), (119, 7299911), (181, 4799389), (217, 4003177), (527, 1648367), (1267, 685627), (1301, 667709), (3077, 282317), (3689, 235481), (5611, 154819), (9107, 95387), (21539, 40331), (22117, 39277)]