81006842

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{304537}}^1$

素因数の和:304565

約数の個数: 16

約数和(自身を含む): 146178240

約数和(自身を除く): 65171398

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 304537, 609074, 2131759, 4263518, 5786203, 11572406, 40503421, 81006842]

約数ペア:

[(1, 81006842), (2, 40503421), (7, 11572406), (14, 5786203), (19, 4263518), (38, 2131759), (133, 609074), (266, 304537)]