1330341489

素因数分解:

$3^4\times {\mathrm{389}}^1\times {\mathrm{42221}}^1$

素因数の和:42622

約数の個数: 20

約数和(自身を含む): 1992456180

約数和(自身を除く): 662114691

約数列:

[1, 3, 9, 27, 81, 389, 1167, 3501, 10503, 31509, 42221, 126663, 379989, 1139967, 3419901, 16423969, 49271907, 147815721, 443447163, 1330341489]

約数ペア:

[(1, 1330341489), (3, 443447163), (9, 147815721), (27, 49271907), (81, 16423969), (389, 3419901), (1167, 1139967), (3501, 379989), (10503, 126663), (31509, 42221)]