287524809

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 511615104

約数和(自身を除く): 224090295

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 103, 117, 143, 241, 297, 309, 351, 429, 723, 891, 927, 1053, 1133, 1287, 1339, 2169, 2651, 2781, 3133, 3399, 3861, 4017, 6507, 7953, 8343, 9399, 10197, 11583, 12051, 14729, 19521, 23859, 24823, 28197, 30591, 34463, 36153, 44187, 71577, 74469, 84591, 91773, 103389, 108459, 132561, 214731, 223407, 253773, 273053, 310167, 322699, 397683, 670221, 819159, 930501, 968097, 1193049, 2010663, 2457477, 2791503, 2904291, 3549689, 7372431, 8712873, 10649067, 22117293, 26138619, 31947201, 95841603, 287524809]

約数ペア:

[(1, 287524809), (3, 95841603), (9, 31947201), (11, 26138619), (13, 22117293), (27, 10649067), (33, 8712873), (39, 7372431), (81, 3549689), (99, 2904291), (103, 2791503), (117, 2457477), (143, 2010663), (241, 1193049), (297, 968097), (309, 930501), (351, 819159), (429, 670221), (723, 397683), (891, 322699), (927, 310167), (1053, 273053), (1133, 253773), (1287, 223407), (1339, 214731), (2169, 132561), (2651, 108459), (2781, 103389), (3133, 91773), (3399, 84591), (3861, 74469), (4017, 71577), (6507, 44187), (7953, 36153), (8343, 34463), (9399, 30591), (10197, 28197), (11583, 24823), (12051, 23859), (14729, 19521)]