208023879

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{267727}}^1$

素因数の和:267774

約数の個数: 16

約数和(自身を含む): 325557248

約数和(自身を除く): 117533369

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 267727, 803181, 1874089, 5622267, 9905899, 29717697, 69341293, 208023879]

約数ペア:

[(1, 208023879), (3, 69341293), (7, 29717697), (21, 9905899), (37, 5622267), (111, 1874089), (259, 803181), (777, 267727)]