54785727

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 85987440

約数和(自身を除く): 31201713

約数列:

[1, 3, 9, 27, 29, 81, 83, 87, 249, 261, 281, 747, 783, 843, 2241, 2349, 2407, 2529, 6723, 7221, 7587, 8149, 21663, 22761, 23323, 24447, 64989, 69969, 73341, 194967, 209907, 220023, 629721, 660069, 676367, 1889163, 2029101, 6087303, 18261909, 54785727]

約数ペア:

[(1, 54785727), (3, 18261909), (9, 6087303), (27, 2029101), (29, 1889163), (81, 676367), (83, 660069), (87, 629721), (249, 220023), (261, 209907), (281, 194967), (747, 73341), (783, 69969), (843, 64989), (2241, 24447), (2349, 23323), (2407, 22761), (2529, 21663), (6723, 8149), (7221, 7587)]