7427277

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 13104000

約数和(自身を除く): 5676723

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 117, 143, 199, 261, 319, 377, 429, 597, 957, 1131, 1287, 1791, 2189, 2587, 2871, 3393, 4147, 5771, 6567, 7761, 12441, 17313, 19701, 23283, 28457, 37323, 51939, 63481, 75023, 85371, 190443, 225069, 256113, 571329, 675207, 825253, 2475759, 7427277]

約数ペア:

[(1, 7427277), (3, 2475759), (9, 825253), (11, 675207), (13, 571329), (29, 256113), (33, 225069), (39, 190443), (87, 85371), (99, 75023), (117, 63481), (143, 51939), (199, 37323), (261, 28457), (319, 23283), (377, 19701), (429, 17313), (597, 12441), (957, 7761), (1131, 6567), (1287, 5771), (1791, 4147), (2189, 3393), (2587, 2871)]