205557969

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{72661}}^1$

素因数の和:72728

約数の個数: 16

約数和(自身を含む): 292973184

約数和(自身を除く): 87415215

約数列:

[1, 3, 23, 41, 69, 123, 943, 2829, 72661, 217983, 1671203, 2979101, 5013609, 8937303, 68519323, 205557969]

約数ペア:

[(1, 205557969), (3, 68519323), (23, 8937303), (41, 5013609), (69, 2979101), (123, 1671203), (943, 217983), (2829, 72661)]