28931409

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2311}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 45444672

約数和(自身を除く): 16513263

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 2311, 4173, 6933, 12519, 20799, 30043, 90129, 247277, 270387, 741831, 2225493, 3214601, 9643803, 28931409]

約数ペア:

[(1, 28931409), (3, 9643803), (9, 3214601), (13, 2225493), (39, 741831), (107, 270387), (117, 247277), (321, 90129), (963, 30043), (1391, 20799), (2311, 12519), (4173, 6933)]