180544221

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 90

約数和(自身を含む): 323952090

約数和(自身を除く): 143407869

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 109, 117, 121, 143, 169, 297, 327, 351, 363, 429, 507, 891, 981, 1053, 1089, 1199, 1287, 1417, 1521, 1573, 1859, 2943, 3267, 3597, 3861, 4251, 4563, 4719, 5577, 8829, 9801, 10791, 11583, 12753, 13189, 13689, 14157, 15587, 16731, 18421, 20449, 32373, 38259, 39567, 42471, 46761, 50193, 55263, 61347, 97119, 114777, 118701, 127413, 140283, 150579, 165789, 171457, 184041, 202631, 356103, 420849, 497367, 514371, 552123, 607893, 1068309, 1262547, 1492101, 1543113, 1656369, 1823679, 2228941, 4629339, 5471037, 6686823, 13888017, 16413111, 20060469, 60181407, 180544221]

約数ペア:

[(1, 180544221), (3, 60181407), (9, 20060469), (11, 16413111), (13, 13888017), (27, 6686823), (33, 5471037), (39, 4629339), (81, 2228941), (99, 1823679), (109, 1656369), (117, 1543113), (121, 1492101), (143, 1262547), (169, 1068309), (297, 607893), (327, 552123), (351, 514371), (363, 497367), (429, 420849), (507, 356103), (891, 202631), (981, 184041), (1053, 171457), (1089, 165789), (1199, 150579), (1287, 140283), (1417, 127413), (1521, 118701), (1573, 114777), (1859, 97119), (2943, 61347), (3267, 55263), (3597, 50193), (3861, 46761), (4251, 42471), (4563, 39567), (4719, 38259), (5577, 32373), (8829, 20449), (9801, 18421), (10791, 16731), (11583, 15587), (12753, 14157), (13189, 13689)]