561731907

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{1217}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 833462784

約数和(自身を除く): 271730877

約数列:

[1, 3, 11, 33, 71, 197, 213, 591, 781, 1217, 2167, 2343, 3651, 6501, 13387, 13987, 40161, 41961, 86407, 153857, 239749, 259221, 461571, 719247, 950477, 2637239, 2851431, 7911717, 17022179, 51066537, 187243969, 561731907]

約数ペア:

[(1, 561731907), (3, 187243969), (11, 51066537), (33, 17022179), (71, 7911717), (197, 2851431), (213, 2637239), (591, 950477), (781, 719247), (1217, 461571), (2167, 259221), (2343, 239749), (3651, 153857), (6501, 86407), (13387, 41961), (13987, 40161)]