18227145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71479}}^1$

素因数の和:71504

約数の個数: 16

約数和(自身を含む): 30879360

約数和(自身を除く): 12652215

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 71479, 214437, 357395, 1072185, 1215143, 3645429, 6075715, 18227145]

約数ペア:

[(1, 18227145), (3, 6075715), (5, 3645429), (15, 1215143), (17, 1072185), (51, 357395), (85, 214437), (255, 71479)]