128436707

素因数分解:

$7^1\times {\mathrm{431}}^1\times {\mathrm{42571}}^1$

素因数の和:43009

約数の個数: 8

約数和(自身を含む): 147128832

約数和(自身を除く): 18692125

約数列:

[1, 7, 431, 3017, 42571, 297997, 18348101, 128436707]

約数ペア:

[(1, 128436707), (7, 18348101), (431, 297997), (3017, 42571)]