12768405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65479}}^1$

素因数の和:65500

約数の個数: 16

約数和(自身を含む): 22001280

約数和(自身を除く): 9232875

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 65479, 196437, 327395, 851227, 982185, 2553681, 4256135, 12768405]

約数ペア:

[(1, 12768405), (3, 4256135), (5, 2553681), (13, 982185), (15, 851227), (39, 327395), (65, 196437), (195, 65479)]