38943213

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1987}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 53437440

約数和(自身を除く): 14494227

約数列:

[1, 3, 47, 139, 141, 417, 1987, 5961, 6533, 19599, 93389, 276193, 280167, 828579, 12981071, 38943213]

約数ペア:

[(1, 38943213), (3, 12981071), (47, 828579), (139, 280167), (141, 276193), (417, 93389), (1987, 19599), (5961, 6533)]