81070612

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{70619}}^1$

素因数の和:70671

約数の個数: 24

約数和(自身を含む): 166098240

約数和(自身を除く): 85027628

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 70619, 141238, 282476, 494333, 988666, 1977332, 2895379, 5790758, 11581516, 20267653, 40535306, 81070612]

約数ペア:

[(1, 81070612), (2, 40535306), (4, 20267653), (7, 11581516), (14, 5790758), (28, 2895379), (41, 1977332), (82, 988666), (164, 494333), (287, 282476), (574, 141238), (1148, 70619)]