208279381443

素因数分解:

$3^1\times 7^1\times {\mathrm{34327}}^1\times {\mathrm{288929}}^1$

素因数の和:323266

約数の個数: 16

約数和(自身を含む): 317388449280

約数和(自身を除く): 109109067837

約数列:

[1, 3, 7, 21, 34327, 102981, 240289, 288929, 720867, 866787, 2022503, 6067509, 9918065783, 29754197349, 69426460481, 208279381443]

約数ペア:

[(1, 208279381443), (3, 69426460481), (7, 29754197349), (21, 9918065783), (34327, 6067509), (102981, 2022503), (240289, 866787), (288929, 720867)]