20127069

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{5003}}^1$

素因数の和:5161

約数の個数: 16

約数和(自身を含む): 30024000

約数和(自身を除く): 9896931

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 5003, 15009, 45027, 135081, 745447, 2236341, 6709023, 20127069]

約数ペア:

[(1, 20127069), (3, 6709023), (9, 2236341), (27, 745447), (149, 135081), (447, 45027), (1341, 15009), (4023, 5003)]