2130392205

素因数分解:

$3^3\times 5^1\times {\mathrm{15780683}}^1$

素因数の和:15780697

約数の個数: 16

約数和(自身を含む): 3787364160

約数和(自身を除く): 1656971955

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 15780683, 47342049, 78903415, 142026147, 236710245, 426078441, 710130735, 2130392205]

約数ペア:

[(1, 2130392205), (3, 710130735), (5, 426078441), (9, 236710245), (15, 142026147), (27, 78903415), (45, 47342049), (135, 15780683)]