81751866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1946473}}^1$

素因数の和:1946485

約数の個数: 16

約数和(自身を含む): 186861504

約数和(自身を除く): 105109638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1946473, 3892946, 5839419, 11678838, 13625311, 27250622, 40875933, 81751866]

約数ペア:

[(1, 81751866), (2, 40875933), (3, 27250622), (6, 13625311), (7, 11678838), (14, 5839419), (21, 3892946), (42, 1946473)]