217071794

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{43397}}^1$

素因数の和:43501

約数の個数: 16

約数和(自身を含む): 339025176

約数和(自身を除く): 121953382

約数列:

[1, 2, 41, 61, 82, 122, 2501, 5002, 43397, 86794, 1779277, 2647217, 3558554, 5294434, 108535897, 217071794]

約数ペア:

[(1, 217071794), (2, 108535897), (41, 5294434), (61, 3558554), (82, 2647217), (122, 1779277), (2501, 86794), (5002, 43397)]