28303803

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 46110720

約数和(自身を除く): 17806917

約数列:

[1, 3, 9, 11, 27, 33, 99, 157, 297, 471, 607, 1413, 1727, 1821, 4239, 5181, 5463, 6677, 15543, 16389, 20031, 46629, 60093, 95299, 180279, 285897, 857691, 1048289, 2573073, 3144867, 9434601, 28303803]

約数ペア:

[(1, 28303803), (3, 9434601), (9, 3144867), (11, 2573073), (27, 1048289), (33, 857691), (99, 285897), (157, 180279), (297, 95299), (471, 60093), (607, 46629), (1413, 20031), (1727, 16389), (1821, 15543), (4239, 6677), (5181, 5463)]