42572905

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 51863184

約数和(自身を除く): 9290279

約数列:

[1, 5, 157, 193, 281, 785, 965, 1405, 30301, 44117, 54233, 151505, 220585, 271165, 8514581, 42572905]

約数ペア:

[(1, 42572905), (5, 8514581), (157, 271165), (193, 220585), (281, 151505), (785, 54233), (965, 44117), (1405, 30301)]