7440147

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 13547520

約数和(自身を除く): 6107373

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 41, 47, 99, 117, 123, 141, 143, 297, 351, 369, 423, 429, 451, 517, 533, 611, 1107, 1269, 1287, 1353, 1551, 1599, 1833, 1927, 3861, 4059, 4653, 4797, 5499, 5781, 5863, 6721, 12177, 13959, 14391, 16497, 17343, 17589, 20163, 21197, 25051, 52029, 52767, 60489, 63591, 75153, 158301, 181467, 190773, 225459, 275561, 572319, 676377, 826683, 2480049, 7440147]

約数ペア:

[(1, 7440147), (3, 2480049), (9, 826683), (11, 676377), (13, 572319), (27, 275561), (33, 225459), (39, 190773), (41, 181467), (47, 158301), (99, 75153), (117, 63591), (123, 60489), (141, 52767), (143, 52029), (297, 25051), (351, 21197), (369, 20163), (423, 17589), (429, 17343), (451, 16497), (517, 14391), (533, 13959), (611, 12177), (1107, 6721), (1269, 5863), (1287, 5781), (1353, 5499), (1551, 4797), (1599, 4653), (1833, 4059), (1927, 3861)]