209106147

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{18523}}^1$

素因数の和:18650

約数の個数: 16

約数和(自身を含む): 288085248

約数和(自身を除く): 78979101

約数列:

[1, 3, 53, 71, 159, 213, 3763, 11289, 18523, 55569, 981719, 1315133, 2945157, 3945399, 69702049, 209106147]

約数ペア:

[(1, 209106147), (3, 69702049), (53, 3945399), (71, 2945157), (159, 1315133), (213, 981719), (3763, 55569), (11289, 18523)]