289456445

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1\times {\mathrm{691}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 350428800

約数和(自身を除く): 60972355

約数列:

[1, 5, 199, 421, 691, 995, 2105, 3455, 83779, 137509, 290911, 418895, 687545, 1454555, 57891289, 289456445]

約数ペア:

[(1, 289456445), (5, 57891289), (199, 1454555), (421, 687545), (691, 418895), (995, 290911), (2105, 137509), (3455, 83779)]