208029921841

素因数分解:

$7^2\times {\mathrm{7649}}^1\times {\mathrm{555041}}^1$

素因数の和:562704

約数の個数: 12

約数和(自身を含む): 242026064100

約数和(自身を除く): 33996142259

約数列:

[1, 7, 49, 7649, 53543, 374801, 555041, 3885287, 27197009, 4245508609, 29718560263, 208029921841]

約数ペア:

[(1, 208029921841), (7, 29718560263), (49, 4245508609), (7649, 27197009), (53543, 3885287), (374801, 555041)]