6780490521

素因数分解:

$3^1\times 7^1\times {\mathrm{322880501}}^1$

素因数の和:322880511

約数の個数: 8

約数和(自身を含む): 10332176064

約数和(自身を除く): 3551685543

約数列:

[1, 3, 7, 21, 322880501, 968641503, 2260163507, 6780490521]

約数ペア:

[(1, 6780490521), (3, 2260163507), (7, 968641503), (21, 322880501)]