9917919

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 16982784

約数和(自身を除く): 7064865

約数列:

[1, 3, 9, 11, 17, 33, 51, 71, 83, 99, 153, 187, 213, 249, 561, 639, 747, 781, 913, 1207, 1411, 1683, 2343, 2739, 3621, 4233, 5893, 7029, 8217, 10863, 12699, 13277, 15521, 17679, 39831, 46563, 53037, 64823, 100181, 119493, 139689, 194469, 300543, 583407, 901629, 1101991, 3305973, 9917919]

約数ペア:

[(1, 9917919), (3, 3305973), (9, 1101991), (11, 901629), (17, 583407), (33, 300543), (51, 194469), (71, 139689), (83, 119493), (99, 100181), (153, 64823), (187, 53037), (213, 46563), (249, 39831), (561, 17679), (639, 15521), (747, 13277), (781, 12699), (913, 10863), (1207, 8217), (1411, 7029), (1683, 5893), (2343, 4233), (2739, 3621)]