87690789

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{141209}}^1$

素因数の和:141241

約数の個数: 16

約数和(自身を含む): 135561600

約数和(自身を除く): 47870811

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 141209, 423627, 1270881, 3247807, 3812643, 9743421, 29230263, 87690789]

約数ペア:

[(1, 87690789), (3, 29230263), (9, 9743421), (23, 3812643), (27, 3247807), (69, 1270881), (207, 423627), (621, 141209)]