27966869

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 32747520

約数和(自身を除く): 4780651

約数列:

[1, 7, 79, 103, 491, 553, 721, 3437, 8137, 38789, 50573, 56959, 271523, 354011, 3995267, 27966869]

約数ペア:

[(1, 27966869), (7, 3995267), (79, 354011), (103, 271523), (491, 56959), (553, 50573), (721, 38789), (3437, 8137)]