2809235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3929}}^1$

素因数の和:3958

約数の個数: 16

約数和(自身を含む): 3961440

約数和(自身を除く): 1152205

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 3929, 19645, 43219, 51077, 216095, 255385, 561847, 2809235]

約数ペア:

[(1, 2809235), (5, 561847), (11, 255385), (13, 216095), (55, 51077), (65, 43219), (143, 19645), (715, 3929)]