57272517

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7789}}^1$

素因数の和:7857

約数の個数: 24

約数和(自身を含む): 89117600

約数和(自身を除く): 31845083

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 7789, 23367, 70101, 147991, 334927, 443973, 1004781, 1331919, 3014343, 6363613, 19090839, 57272517]

約数ペア:

[(1, 57272517), (3, 19090839), (9, 6363613), (19, 3014343), (43, 1331919), (57, 1004781), (129, 443973), (171, 334927), (387, 147991), (817, 70101), (2451, 23367), (7353, 7789)]