81749654

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{142421}}^1$

素因数の和:142471

約数の個数: 16

約数和(自身を含む): 143561376

約数和(自身を除く): 61811722

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 142421, 284842, 996947, 1993894, 5839261, 11678522, 40874827, 81749654]

約数ペア:

[(1, 81749654), (2, 40874827), (7, 11678522), (14, 5839261), (41, 1993894), (82, 996947), (287, 284842), (574, 142421)]