54987867

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7823}}^1$

素因数の和:7911

約数の個数: 24

約数和(自身を含む): 87879168

約数和(自身を除く): 32891301

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 7823, 23469, 70407, 86053, 258159, 555433, 774477, 1666299, 4998897, 6109763, 18329289, 54987867]

約数ペア:

[(1, 54987867), (3, 18329289), (9, 6109763), (11, 4998897), (33, 1666299), (71, 774477), (99, 555433), (213, 258159), (639, 86053), (781, 70407), (2343, 23469), (7029, 7823)]