16289095

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 20180160

約数和(自身を除く): 3891065

約数列:

[1, 5, 41, 181, 205, 439, 905, 2195, 7421, 17999, 37105, 79459, 89995, 397295, 3257819, 16289095]

約数ペア:

[(1, 16289095), (5, 3257819), (41, 397295), (181, 89995), (205, 79459), (439, 37105), (905, 17999), (2195, 7421)]