16647381

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 24766560

約数和(自身を除く): 8119179

約数列:

[1, 3, 9, 59, 107, 177, 293, 321, 531, 879, 963, 2637, 6313, 17287, 18939, 31351, 51861, 56817, 94053, 155583, 282159, 1849709, 5549127, 16647381]

約数ペア:

[(1, 16647381), (3, 5549127), (9, 1849709), (59, 282159), (107, 155583), (177, 94053), (293, 56817), (321, 51861), (531, 31351), (879, 18939), (963, 17287), (2637, 6313)]