12839515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3727}}^1$

素因数の和:3798

約数の個数: 16

約数和(自身を含む): 16910208

約数和(自身を除く): 4070693

約数列:

[1, 5, 13, 53, 65, 265, 689, 3445, 3727, 18635, 48451, 197531, 242255, 987655, 2567903, 12839515]

約数ペア:

[(1, 12839515), (5, 2567903), (13, 987655), (53, 242255), (65, 197531), (265, 48451), (689, 18635), (3445, 3727)]