12688299

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 20811840

約数和(自身を除く): 8123541

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 977, 999, 1443, 2931, 4329, 8793, 12701, 12987, 26379, 36149, 38103, 108447, 114309, 325341, 342927, 469937, 976023, 1409811, 4229433, 12688299]

約数ペア:

[(1, 12688299), (3, 4229433), (9, 1409811), (13, 976023), (27, 469937), (37, 342927), (39, 325341), (111, 114309), (117, 108447), (333, 38103), (351, 36149), (481, 26379), (977, 12987), (999, 12701), (1443, 8793), (2931, 4329)]