2559843

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:66

約数の個数: 60

約数和(自身を含む): 4782888

約数和(自身を除く): 2223045

約数列:

[1, 3, 9, 11, 13, 17, 27, 33, 39, 51, 81, 99, 117, 143, 153, 169, 187, 221, 297, 351, 429, 459, 507, 561, 663, 891, 1053, 1287, 1377, 1521, 1683, 1859, 1989, 2431, 2873, 3861, 4563, 5049, 5577, 5967, 7293, 8619, 11583, 13689, 15147, 16731, 17901, 21879, 25857, 31603, 50193, 65637, 77571, 94809, 150579, 196911, 232713, 284427, 853281, 2559843]

約数ペア:

[(1, 2559843), (3, 853281), (9, 284427), (11, 232713), (13, 196911), (17, 150579), (27, 94809), (33, 77571), (39, 65637), (51, 50193), (81, 31603), (99, 25857), (117, 21879), (143, 17901), (153, 16731), (169, 15147), (187, 13689), (221, 11583), (297, 8619), (351, 7293), (429, 5967), (459, 5577), (507, 5049), (561, 4563), (663, 3861), (891, 2873), (1053, 2431), (1287, 1989), (1377, 1859), (1521, 1683)]