77873131

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 90547200

約数和(自身を除く): 12674069

約数列:

[1, 7, 89, 239, 523, 623, 1673, 3661, 21271, 46547, 124997, 148897, 325829, 874979, 11124733, 77873131]

約数ペア:

[(1, 77873131), (7, 11124733), (89, 874979), (239, 325829), (523, 148897), (623, 124997), (1673, 46547), (3661, 21271)]