81333915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{417097}}^1$

素因数の和:417118

約数の個数: 16

約数和(自身を含む): 140144928

約数和(自身を除く): 58811013

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 417097, 1251291, 2085485, 5422261, 6256455, 16266783, 27111305, 81333915]

約数ペア:

[(1, 81333915), (3, 27111305), (5, 16266783), (13, 6256455), (15, 5422261), (39, 2085485), (65, 1251291), (195, 417097)]