212345309

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{6323}}^1$

素因数の和:6448

約数の個数: 16

約数和(自身を含む): 240413184

約数和(自身を除く): 28067875

約数列:

[1, 11, 43, 71, 473, 781, 3053, 6323, 33583, 69553, 271889, 448933, 2990779, 4938263, 19304119, 212345309]

約数ペア:

[(1, 212345309), (11, 19304119), (43, 4938263), (71, 2990779), (473, 448933), (781, 271889), (3053, 69553), (6323, 33583)]