201625281

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 80

約数和(自身を含む): 359399040

約数和(自身を除く): 157773759

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 103, 117, 143, 169, 297, 309, 351, 429, 507, 891, 927, 1053, 1133, 1287, 1339, 1521, 1859, 2197, 2781, 3399, 3861, 4017, 4563, 5577, 6591, 8343, 10197, 11583, 12051, 13689, 14729, 16731, 17407, 19773, 24167, 30591, 36153, 44187, 50193, 52221, 59319, 72501, 91773, 108459, 132561, 150579, 156663, 177957, 191477, 217503, 226291, 397683, 469989, 574431, 652509, 678873, 1193049, 1409967, 1723293, 1957527, 2036619, 2489201, 5169879, 6109857, 7467603, 15509637, 18329571, 22402809, 67208427, 201625281]

約数ペア:

[(1, 201625281), (3, 67208427), (9, 22402809), (11, 18329571), (13, 15509637), (27, 7467603), (33, 6109857), (39, 5169879), (81, 2489201), (99, 2036619), (103, 1957527), (117, 1723293), (143, 1409967), (169, 1193049), (297, 678873), (309, 652509), (351, 574431), (429, 469989), (507, 397683), (891, 226291), (927, 217503), (1053, 191477), (1133, 177957), (1287, 156663), (1339, 150579), (1521, 132561), (1859, 108459), (2197, 91773), (2781, 72501), (3399, 59319), (3861, 52221), (4017, 50193), (4563, 44187), (5577, 36153), (6591, 30591), (8343, 24167), (10197, 19773), (11583, 17407), (12051, 16731), (13689, 14729)]