13389813

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 21401600

約数和(自身を除く): 8011787

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 607, 817, 1161, 1821, 2451, 5463, 7353, 11533, 16389, 22059, 26101, 34599, 78303, 103797, 234909, 311391, 495919, 704727, 1487757, 4463271, 13389813]

約数ペア:

[(1, 13389813), (3, 4463271), (9, 1487757), (19, 704727), (27, 495919), (43, 311391), (57, 234909), (129, 103797), (171, 78303), (387, 34599), (513, 26101), (607, 22059), (817, 16389), (1161, 11533), (1821, 7353), (2451, 5463)]