25991277

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1583}}^1$

素因数の和:2020

約数の個数: 16

約数和(自身を含む): 37433088

約数和(自身を除く): 11441811

約数列:

[1, 3, 13, 39, 421, 1263, 1583, 4749, 5473, 16419, 20579, 61737, 666443, 1999329, 8663759, 25991277]

約数ペア:

[(1, 25991277), (3, 8663759), (13, 1999329), (39, 666443), (421, 61737), (1263, 20579), (1583, 16419), (4749, 5473)]