287442963

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{8447}}^1$

素因数の和:8671

約数の個数: 24

約数和(自身を含む): 439296000

約数和(自身を除く): 151853037

約数列:

[1, 3, 9, 19, 57, 171, 199, 597, 1791, 3781, 8447, 11343, 25341, 34029, 76023, 160493, 481479, 1444437, 1680953, 5042859, 15128577, 31938107, 95814321, 287442963]

約数ペア:

[(1, 287442963), (3, 95814321), (9, 31938107), (19, 15128577), (57, 5042859), (171, 1680953), (199, 1444437), (597, 481479), (1791, 160493), (3781, 76023), (8447, 34029), (11343, 25341)]