208023837

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{521363}}^1$

素因数の和:521392

約数の個数: 16

約数和(自身を含む): 333672960

約数和(自身を除く): 125649123

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 521363, 1564089, 3649541, 9905897, 10948623, 29717691, 69341279, 208023837]

約数ペア:

[(1, 208023837), (3, 69341279), (7, 29717691), (19, 10948623), (21, 9905897), (57, 3649541), (133, 1564089), (399, 521363)]