205887367

素因数分解:

$7^2\times {\mathrm{107}}^2\times {\mathrm{367}}^1$

素因数の和:595

約数の個数: 18

約数和(自身を含む): 242419632

約数和(自身を除く): 36532265

約数列:

[1, 7, 49, 107, 367, 749, 2569, 5243, 11449, 17983, 39269, 80143, 274883, 561001, 1924181, 4201783, 29412481, 205887367]

約数ペア:

[(1, 205887367), (7, 29412481), (49, 4201783), (107, 1924181), (367, 561001), (749, 274883), (2569, 80143), (5243, 39269), (11449, 17983)]