81424317

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{2543}}^1$

素因数の和:3380

約数の個数: 16

約数和(自身を含む): 117105408

約数和(自身を除く): 35681091

約数列:

[1, 3, 13, 39, 821, 2463, 2543, 7629, 10673, 32019, 33059, 99177, 2087803, 6263409, 27141439, 81424317]

約数ペア:

[(1, 81424317), (3, 27141439), (13, 6263409), (39, 2087803), (821, 99177), (2463, 33059), (2543, 32019), (7629, 10673)]