1215704842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{397549}}^1$

素因数の和:397701

約数の個数: 16

約数和(自身を含む): 2003652000

約数和(自身を除く): 787947158

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 397549, 795098, 4373039, 8746078, 55259311, 110518622, 607852421, 1215704842]

約数ペア:

[(1, 1215704842), (2, 607852421), (11, 110518622), (22, 55259311), (139, 8746078), (278, 4373039), (1529, 795098), (3058, 397549)]