81890785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{2063}}^1$

素因数の和:2552

約数の個数: 16

約数和(自身を含む): 104322816

約数和(自身を除く): 22432031

約数列:

[1, 5, 17, 85, 467, 2063, 2335, 7939, 10315, 35071, 39695, 175355, 963421, 4817105, 16378157, 81890785]

約数ペア:

[(1, 81890785), (5, 16378157), (17, 4817105), (85, 963421), (467, 175355), (2063, 39695), (2335, 35071), (7939, 10315)]