2143427103

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{247309}}^1$

素因数の和:247428

約数の個数: 20

約数和(自身を含む): 3231847080

約数和(自身を除く): 1088419977

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 247309, 741927, 2225781, 6677343, 20032029, 26462063, 79386189, 238158567, 714475701, 2143427103]

約数ペア:

[(1, 2143427103), (3, 714475701), (9, 238158567), (27, 79386189), (81, 26462063), (107, 20032029), (321, 6677343), (963, 2225781), (2889, 741927), (8667, 247309)]