200864853

素因数分解:

$3^4\times 7^1\times {\mathrm{354259}}^1$

素因数の和:354278

約数の個数: 20

約数和(自身を含む): 342923680

約数和(自身を除く): 142058827

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 354259, 1062777, 2479813, 3188331, 7439439, 9564993, 22318317, 28694979, 66954951, 200864853]

約数ペア:

[(1, 200864853), (3, 66954951), (7, 28694979), (9, 22318317), (21, 9564993), (27, 7439439), (63, 3188331), (81, 2479813), (189, 1062777), (567, 354259)]