28773095

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2003}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 39607056

約数和(自身を除く): 10833961

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 845, 1105, 2003, 2873, 10015, 14365, 26039, 34051, 130195, 170255, 338507, 442663, 1692535, 2213315, 5754619, 28773095]

約数ペア:

[(1, 28773095), (5, 5754619), (13, 2213315), (17, 1692535), (65, 442663), (85, 338507), (169, 170255), (221, 130195), (845, 34051), (1105, 26039), (2003, 14365), (2873, 10015)]