15986289

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6823}}^1$

素因数の和:6908

約数の個数: 16

約数和(自身を含む): 23583744

約数和(自身を除く): 7597455

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 6823, 20469, 75053, 225159, 484433, 1453299, 5328763, 15986289]

約数ペア:

[(1, 15986289), (3, 5328763), (11, 1453299), (33, 484433), (71, 225159), (213, 75053), (781, 20469), (2343, 6823)]