81433247

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3371}}^1$

素因数の和:3431

約数の個数: 24

約数和(自身を含む): 103790160

約数和(自身を除く): 22356913

約数列:

[1, 7, 17, 29, 49, 119, 203, 493, 833, 1421, 3371, 3451, 23597, 24157, 57307, 97759, 165179, 401149, 684313, 1661903, 2808043, 4790191, 11633321, 81433247]

約数ペア:

[(1, 81433247), (7, 11633321), (17, 4790191), (29, 2808043), (49, 1661903), (119, 684313), (203, 401149), (493, 165179), (833, 97759), (1421, 57307), (3371, 24157), (3451, 23597)]