201917891

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{5527}}^1$

素因数の和:5858

約数の個数: 16

約数和(自身を含む): 245177856

約数和(自身を除く): 43259965

約数列:

[1, 7, 17, 119, 307, 2149, 5219, 5527, 36533, 38689, 93959, 657713, 1696789, 11877523, 28845413, 201917891]

約数ペア:

[(1, 201917891), (7, 28845413), (17, 11877523), (119, 1696789), (307, 657713), (2149, 93959), (5219, 38689), (5527, 36533)]