200720989

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{2441}}^1$

素因数の和:3156

約数の個数: 16

約数和(自身を含む): 243340416

約数和(自身を除く): 42619427

約数列:

[1, 7, 17, 119, 691, 2441, 4837, 11747, 17087, 41497, 82229, 290479, 1686731, 11807117, 28674427, 200720989]

約数ペア:

[(1, 200720989), (7, 28674427), (17, 11807117), (119, 1686731), (691, 290479), (2441, 82229), (4837, 41497), (11747, 17087)]