2725303

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 3389440

約数和(自身を除く): 664137

約数列:

[1, 7, 19, 31, 133, 217, 589, 661, 4123, 4627, 12559, 20491, 87913, 143437, 389329, 2725303]

約数ペア:

[(1, 2725303), (7, 389329), (19, 143437), (31, 87913), (133, 20491), (217, 12559), (589, 4627), (661, 4123)]