8779221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 14040000

約数和(自身を除く): 5260779

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 1249, 2343, 3747, 7029, 11241, 13739, 41217, 88679, 123651, 266037, 798111, 975469, 2926407, 8779221]

約数ペア:

[(1, 8779221), (3, 2926407), (9, 975469), (11, 798111), (33, 266037), (71, 123651), (99, 88679), (213, 41217), (639, 13739), (781, 11241), (1249, 7029), (2343, 3747)]