620172717

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{19541}}^1$

素因数の和:19764

約数の個数: 16

約数和(自身を含む): 844214400

約数和(自身を除く): 224041683

約数列:

[1, 3, 71, 149, 213, 447, 10579, 19541, 31737, 58623, 1387411, 2911609, 4162233, 8734827, 206724239, 620172717]

約数ペア:

[(1, 620172717), (3, 206724239), (71, 8734827), (149, 4162233), (213, 2911609), (447, 1387411), (10579, 58623), (19541, 31737)]