28436155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1789}}^1$

素因数の和:1839

約数の個数: 24

約数和(自身を含む): 39566160

約数和(自身を除く): 11130005

約数列:

[1, 5, 11, 17, 55, 85, 187, 289, 935, 1445, 1789, 3179, 8945, 15895, 19679, 30413, 98395, 152065, 334543, 517021, 1672715, 2585105, 5687231, 28436155]

約数ペア:

[(1, 28436155), (5, 5687231), (11, 2585105), (17, 1672715), (55, 517021), (85, 334543), (187, 152065), (289, 98395), (935, 30413), (1445, 19679), (1789, 15895), (3179, 8945)]