243355401

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12821}}^1$

素因数の和:12886

約数の個数: 32

約数和(自身を含む): 389788800

約数和(自身を除く): 146433399

約数列:

[1, 3, 9, 19, 27, 37, 57, 111, 171, 333, 513, 703, 999, 2109, 6327, 12821, 18981, 38463, 115389, 243599, 346167, 474377, 730797, 1423131, 2192391, 4269393, 6577173, 9013163, 12808179, 27039489, 81118467, 243355401]

約数ペア:

[(1, 243355401), (3, 81118467), (9, 27039489), (19, 12808179), (27, 9013163), (37, 6577173), (57, 4269393), (111, 2192391), (171, 1423131), (333, 730797), (513, 474377), (703, 346167), (999, 243599), (2109, 115389), (6327, 38463), (12821, 18981)]