81420906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1938593}}^1$

素因数の和:1938605

約数の個数: 16

約数和(自身を含む): 186105024

約数和(自身を除く): 104684118

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1938593, 3877186, 5815779, 11631558, 13570151, 27140302, 40710453, 81420906]

約数ペア:

[(1, 81420906), (2, 40710453), (3, 27140302), (6, 13570151), (7, 11631558), (14, 5815779), (21, 3877186), (42, 1938593)]