9389781

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 14620320

約数和(自身を除く): 5230539

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 1277, 2451, 3831, 7353, 11493, 24263, 54911, 72789, 164733, 218367, 494199, 1043309, 3129927, 9389781]

約数ペア:

[(1, 9389781), (3, 3129927), (9, 1043309), (19, 494199), (43, 218367), (57, 164733), (129, 72789), (171, 54911), (387, 24263), (817, 11493), (1277, 7353), (2451, 3831)]