205654881

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1\times {\mathrm{2207}}^1$

素因数の和:2648

約数の個数: 16

約数和(自身を含む): 278208000

約数和(自身を除く): 72553119

約数列:

[1, 3, 89, 267, 349, 1047, 2207, 6621, 31061, 93183, 196423, 589269, 770243, 2310729, 68551627, 205654881]

約数ペア:

[(1, 205654881), (3, 68551627), (89, 2310729), (267, 770243), (349, 589269), (1047, 196423), (2207, 93183), (6621, 31061)]