26921205

素因数分解:

$3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2129}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 46851480

約数和(自身を除く): 19930275

約数列:

[1, 3, 5, 9, 15, 45, 281, 843, 1405, 2129, 2529, 4215, 6387, 10645, 12645, 19161, 31935, 95805, 598249, 1794747, 2991245, 5384241, 8973735, 26921205]

約数ペア:

[(1, 26921205), (3, 8973735), (5, 5384241), (9, 2991245), (15, 1794747), (45, 598249), (281, 95805), (843, 31935), (1405, 19161), (2129, 12645), (2529, 10645), (4215, 6387)]