2012120199

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{140521}}^1$

素因数の和:140607

約数の個数: 24

約数和(自身を含む): 3054386192

約数和(自身を除く): 1042265993

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1591, 4773, 14319, 140521, 421563, 1264689, 5199277, 6042403, 15597831, 18127209, 46793493, 54381627, 223568911, 670706733, 2012120199]

約数ペア:

[(1, 2012120199), (3, 670706733), (9, 223568911), (37, 54381627), (43, 46793493), (111, 18127209), (129, 15597831), (333, 6042403), (387, 5199277), (1591, 1264689), (4773, 421563), (14319, 140521)]