90640263

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{187661}}^1$

素因数の和:187694

約数の個数: 16

約数和(自身を含む): 144124416

約数和(自身を除く): 53484153

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 187661, 562983, 1313627, 3940881, 4316203, 12948609, 30213421, 90640263]

約数ペア:

[(1, 90640263), (3, 30213421), (7, 12948609), (21, 4316203), (23, 3940881), (69, 1313627), (161, 562983), (483, 187661)]