18181491

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2789}}^1$

素因数の和:2886

約数の個数: 16

約数和(自身を含む): 25310880

約数和(自身を除く): 7129389

約数列:

[1, 3, 41, 53, 123, 159, 2173, 2789, 6519, 8367, 114349, 147817, 343047, 443451, 6060497, 18181491]

約数ペア:

[(1, 18181491), (3, 6060497), (41, 443451), (53, 343047), (123, 147817), (159, 114349), (2173, 8367), (2789, 6519)]