722007

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 48

約数和(自身を含む): 1340640

約数和(自身を除く): 618633

約数列:

[1, 3, 9, 11, 13, 17, 27, 33, 39, 51, 99, 117, 121, 143, 153, 187, 221, 297, 351, 363, 429, 459, 561, 663, 1089, 1287, 1573, 1683, 1989, 2057, 2431, 3267, 3861, 4719, 5049, 5967, 6171, 7293, 14157, 18513, 21879, 26741, 42471, 55539, 65637, 80223, 240669, 722007]

約数ペア:

[(1, 722007), (3, 240669), (9, 80223), (11, 65637), (13, 55539), (17, 42471), (27, 26741), (33, 21879), (39, 18513), (51, 14157), (99, 7293), (117, 6171), (121, 5967), (143, 5049), (153, 4719), (187, 3861), (221, 3267), (297, 2431), (351, 2057), (363, 1989), (429, 1683), (459, 1573), (561, 1287), (663, 1089)]