16380399

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7573}}^1$

素因数の和:7686

約数の個数: 16

約数和(自身を含む): 25206272

約数和(自身を除く): 8825873

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 7573, 22719, 53011, 159033, 780019, 2340057, 5460133, 16380399]

約数ペア:

[(1, 16380399), (3, 5460133), (7, 2340057), (21, 780019), (103, 159033), (309, 53011), (721, 22719), (2163, 7573)]