2155018831

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{23021}}^1$

素因数の和:23382

約数の個数: 16

約数和(自身を含む): 2528368128

約数和(自身を除く): 373349297

約数列:

[1, 7, 43, 301, 311, 2177, 13373, 23021, 93611, 161147, 989903, 6929321, 7159531, 50116717, 307859833, 2155018831]

約数ペア:

[(1, 2155018831), (7, 307859833), (43, 50116717), (301, 7159531), (311, 6929321), (2177, 989903), (13373, 161147), (23021, 93611)]