11721195

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13709}}^1$

素因数の和:13739

約数の個数: 24

約数和(自身を含む): 21387600

約数和(自身を除く): 9666405

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 13709, 41127, 68545, 123381, 205635, 260471, 616905, 781413, 1302355, 2344239, 3907065, 11721195]

約数ペア:

[(1, 11721195), (3, 3907065), (5, 2344239), (9, 1302355), (15, 781413), (19, 616905), (45, 260471), (57, 205635), (95, 123381), (171, 68545), (285, 41127), (855, 13709)]