260520039

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{117193}}^1$

素因数の和:117231

約数の個数: 24

約数和(自身を含む): 426586160

約数和(自身を除く): 166066121

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 117193, 351579, 1054737, 1523509, 2226667, 4570527, 6680001, 13711581, 20040003, 28946671, 86840013, 260520039]

約数ペア:

[(1, 260520039), (3, 86840013), (9, 28946671), (13, 20040003), (19, 13711581), (39, 6680001), (57, 4570527), (117, 2226667), (171, 1523509), (247, 1054737), (741, 351579), (2223, 117193)]