2068804881

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{1249}}^1$

素因数の和:1309

約数の個数: 90

約数和(自身を含む): 3681273750

約数和(自身を除く): 1612468869

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 121, 143, 169, 297, 351, 363, 429, 507, 891, 1053, 1089, 1249, 1287, 1521, 1573, 1859, 3267, 3747, 3861, 4563, 4719, 5577, 9801, 11241, 11583, 13689, 13739, 14157, 16237, 16731, 20449, 33723, 41217, 42471, 48711, 50193, 61347, 101169, 123651, 127413, 146133, 150579, 151129, 178607, 184041, 211081, 370953, 438399, 453387, 535821, 552123, 633243, 1112859, 1315197, 1360161, 1607463, 1656369, 1899729, 1964677, 2321891, 4080483, 4822389, 5699187, 5894031, 6965673, 12241449, 14467167, 17097561, 17682093, 20897019, 25540801, 53046279, 62691057, 76622403, 159138837, 188073171, 229867209, 689601627, 2068804881]

約数ペア:

[(1, 2068804881), (3, 689601627), (9, 229867209), (11, 188073171), (13, 159138837), (27, 76622403), (33, 62691057), (39, 53046279), (81, 25540801), (99, 20897019), (117, 17682093), (121, 17097561), (143, 14467167), (169, 12241449), (297, 6965673), (351, 5894031), (363, 5699187), (429, 4822389), (507, 4080483), (891, 2321891), (1053, 1964677), (1089, 1899729), (1249, 1656369), (1287, 1607463), (1521, 1360161), (1573, 1315197), (1859, 1112859), (3267, 633243), (3747, 552123), (3861, 535821), (4563, 453387), (4719, 438399), (5577, 370953), (9801, 211081), (11241, 184041), (11583, 178607), (13689, 151129), (13739, 150579), (14157, 146133), (16237, 127413), (16731, 123651), (20449, 101169), (33723, 61347), (41217, 50193), (42471, 48711)]