207975999

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{900329}}^1$

素因数の和:900350

約数の個数: 16

約数和(自身を含む): 345726720

約数和(自身を除く): 137750721

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 900329, 2700987, 6302303, 9903619, 18906909, 29710857, 69325333, 207975999]

約数ペア:

[(1, 207975999), (3, 69325333), (7, 29710857), (11, 18906909), (21, 9903619), (33, 6302303), (77, 2700987), (231, 900329)]