39940894

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{66347}}^1$

素因数の和:66399

約数の個数: 16

約数和(自身を含む): 70063488

約数和(自身を除く): 30122594

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 66347, 132694, 464429, 928858, 2852921, 5705842, 19970447, 39940894]

約数ペア:

[(1, 39940894), (2, 19970447), (7, 5705842), (14, 2852921), (43, 928858), (86, 464429), (301, 132694), (602, 66347)]