39811707

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17909}}^1$

素因数の和:17947

約数の個数: 24

約数和(自身を含む): 65192400

約数和(自身を除く): 25380693

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 17909, 53727, 161181, 232817, 340271, 698451, 1020813, 2095353, 3062439, 4423523, 13270569, 39811707]

約数ペア:

[(1, 39811707), (3, 13270569), (9, 4423523), (13, 3062439), (19, 2095353), (39, 1020813), (57, 698451), (117, 340271), (171, 232817), (247, 161181), (741, 53727), (2223, 17909)]