208566239

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1\times {\mathrm{1447}}^1$

素因数の和:1862

約数の個数: 16

約数和(自身を含む): 243264000

約数和(自身を除く): 34697761

約数列:

[1, 7, 59, 349, 413, 1447, 2443, 10129, 20591, 85373, 144137, 505003, 597611, 3535021, 29795177, 208566239]

約数ペア:

[(1, 208566239), (7, 29795177), (59, 3535021), (349, 597611), (413, 505003), (1447, 144137), (2443, 85373), (10129, 20591)]