28641327

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66763}}^1$

素因数の和:66790

約数の個数: 16

約数和(自身を含む): 44865408

約数和(自身を除く): 16224081

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 66763, 200289, 734393, 867919, 2203179, 2603757, 9547109, 28641327]

約数ペア:

[(1, 28641327), (3, 9547109), (11, 2603757), (13, 2203179), (33, 867919), (39, 734393), (143, 200289), (429, 66763)]