81739315

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{8081}}^1$

素因数の和:8127

約数の個数: 24

約数和(自身を含む): 119096352

約数和(自身を除く): 37357037

約数列:

[1, 5, 7, 17, 35, 85, 119, 289, 595, 1445, 2023, 8081, 10115, 40405, 56567, 137377, 282835, 686885, 961639, 2335409, 4808195, 11677045, 16347863, 81739315]

約数ペア:

[(1, 81739315), (5, 16347863), (7, 11677045), (17, 4808195), (35, 2335409), (85, 961639), (119, 686885), (289, 282835), (595, 137377), (1445, 56567), (2023, 40405), (8081, 10115)]