378291221

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2011}}^1$

素因数の和:2385

約数の個数: 24

約数和(自身を含む): 481672800

約数和(自身を除く): 103381579

約数列:

[1, 7, 11, 49, 77, 349, 539, 2011, 2443, 3839, 14077, 17101, 22121, 26873, 98539, 154847, 188111, 701839, 1083929, 4912873, 7720229, 34390111, 54041603, 378291221]

約数ペア:

[(1, 378291221), (7, 54041603), (11, 34390111), (49, 7720229), (77, 4912873), (349, 1083929), (539, 701839), (2011, 188111), (2443, 154847), (3839, 98539), (14077, 26873), (17101, 22121)]