12820269

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 23592960

約数和(自身を除く): 10772691

約数列:

[1, 3, 7, 11, 19, 21, 23, 33, 57, 69, 77, 127, 133, 161, 209, 231, 253, 381, 399, 437, 483, 627, 759, 889, 1311, 1397, 1463, 1771, 2413, 2667, 2921, 3059, 4191, 4389, 4807, 5313, 7239, 8763, 9177, 9779, 14421, 16891, 20447, 26543, 29337, 32131, 33649, 50673, 55499, 61341, 79629, 96393, 100947, 166497, 185801, 224917, 388493, 557403, 610489, 674751, 1165479, 1831467, 4273423, 12820269]

約数ペア:

[(1, 12820269), (3, 4273423), (7, 1831467), (11, 1165479), (19, 674751), (21, 610489), (23, 557403), (33, 388493), (57, 224917), (69, 185801), (77, 166497), (127, 100947), (133, 96393), (161, 79629), (209, 61341), (231, 55499), (253, 50673), (381, 33649), (399, 32131), (437, 29337), (483, 26543), (627, 20447), (759, 16891), (889, 14421), (1311, 9779), (1397, 9177), (1463, 8763), (1771, 7239), (2413, 5313), (2667, 4807), (2921, 4389), (3059, 4191)]