81844485

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{39827}}^1$

素因数の和:39972

約数の個数: 16

約数和(自身を含む): 131910336

約数和(自身を除く): 50065851

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 39827, 119481, 199135, 597405, 5456299, 16368897, 27281495, 81844485]

約数ペア:

[(1, 81844485), (3, 27281495), (5, 16368897), (15, 5456299), (137, 597405), (411, 199135), (685, 119481), (2055, 39827)]