219038517

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{29789}}^1$

素因数の和:29857

約数の個数: 24

約数和(自身を含む): 340797600

約数和(自身を除く): 121759083

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 29789, 89367, 268101, 565991, 1280927, 1697973, 3842781, 5093919, 11528343, 24337613, 73012839, 219038517]

約数ペア:

[(1, 219038517), (3, 73012839), (9, 24337613), (19, 11528343), (43, 5093919), (57, 3842781), (129, 1697973), (171, 1280927), (387, 565991), (817, 268101), (2451, 89367), (7353, 29789)]