86990204

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{72251}}^1$

素因数の和:72305

約数の個数: 24

約数和(自身を含む): 178028928

約数和(自身を除く): 91038724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 72251, 144502, 289004, 505757, 1011514, 2023028, 3106793, 6213586, 12427172, 21747551, 43495102, 86990204]

約数ペア:

[(1, 86990204), (2, 43495102), (4, 21747551), (7, 12427172), (14, 6213586), (28, 3106793), (43, 2023028), (86, 1011514), (172, 505757), (301, 289004), (602, 144502), (1204, 72251)]