71030281

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{643}}^1$

素因数の和:1060

約数の個数: 16

約数和(自身を含む): 83421184

約数和(自身を除く): 12390903

約数列:

[1, 7, 43, 301, 367, 643, 2569, 4501, 15781, 27649, 110467, 193543, 235981, 1651867, 10147183, 71030281]

約数ペア:

[(1, 71030281), (7, 10147183), (43, 1651867), (301, 235981), (367, 193543), (643, 110467), (2569, 27649), (4501, 15781)]