15779721

素因数分解:

$3^1\times {\mathrm{971}}^1\times {\mathrm{5417}}^1$

素因数の和:6391

約数の個数: 8

約数和(自身を含む): 21065184

約数和(自身を除く): 5285463

約数列:

[1, 3, 971, 2913, 5417, 16251, 5259907, 15779721]

約数ペア:

[(1, 15779721), (3, 5259907), (971, 16251), (2913, 5417)]