15971721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10799}}^1$

素因数の和:10848

約数の個数: 16

約数和(自身を含む): 23328000

約数和(自身を除く): 7356279

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 10799, 32397, 183583, 313171, 550749, 939513, 5323907, 15971721]

約数ペア:

[(1, 15971721), (3, 5323907), (17, 939513), (29, 550749), (51, 313171), (87, 183583), (493, 32397), (1479, 10799)]