25421605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3061}}^1$

素因数の和:3228

約数の個数: 16

約数和(自身を含む): 33510528

約数和(自身を除く): 8088923

約数列:

[1, 5, 11, 55, 151, 755, 1661, 3061, 8305, 15305, 33671, 168355, 462211, 2311055, 5084321, 25421605]

約数ペア:

[(1, 25421605), (5, 5084321), (11, 2311055), (55, 462211), (151, 168355), (755, 33671), (1661, 15305), (3061, 8305)]