28864213

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 33747840

約数和(自身を除く): 4883627

約数列:

[1, 7, 89, 107, 433, 623, 749, 3031, 9523, 38537, 46331, 66661, 269759, 324317, 4123459, 28864213]

約数ペア:

[(1, 28864213), (7, 4123459), (89, 324317), (107, 269759), (433, 66661), (623, 46331), (749, 38537), (3031, 9523)]