403748901

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{727}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 609889280

約数和(自身を除く): 206140379

約数列:

[1, 3, 9, 27, 67, 201, 307, 603, 727, 921, 1809, 2181, 2763, 6543, 8289, 19629, 20569, 48709, 61707, 146127, 185121, 223189, 438381, 555363, 669567, 1315143, 2008701, 6026103, 14953663, 44860989, 134582967, 403748901]

約数ペア:

[(1, 403748901), (3, 134582967), (9, 44860989), (27, 14953663), (67, 6026103), (201, 2008701), (307, 1315143), (603, 669567), (727, 555363), (921, 438381), (1809, 223189), (2181, 185121), (2763, 146127), (6543, 61707), (8289, 48709), (19629, 20569)]