207834809

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3631}}^1$

素因数の和:3705

約数の個数: 32

約数和(自身を含む): 278240256

約数和(自身を除く): 70405447

約数列:

[1, 7, 13, 17, 37, 91, 119, 221, 259, 481, 629, 1547, 3367, 3631, 4403, 8177, 25417, 47203, 57239, 61727, 134347, 330421, 432089, 802451, 940429, 1746511, 2283899, 5617157, 12225577, 15987293, 29690687, 207834809]

約数ペア:

[(1, 207834809), (7, 29690687), (13, 15987293), (17, 12225577), (37, 5617157), (91, 2283899), (119, 1746511), (221, 940429), (259, 802451), (481, 432089), (629, 330421), (1547, 134347), (3367, 61727), (3631, 57239), (4403, 47203), (8177, 25417)]