215859519

素因数分解:

$3^3\times {\mathrm{607}}^1\times {\mathrm{13171}}^1$

素因数の和:13787

約数の個数: 16

約数和(自身を含む): 320343040

約数和(自身を除く): 104483521

約数列:

[1, 3, 9, 27, 607, 1821, 5463, 13171, 16389, 39513, 118539, 355617, 7994797, 23984391, 71953173, 215859519]

約数ペア:

[(1, 215859519), (3, 71953173), (9, 23984391), (27, 7994797), (607, 355617), (1821, 118539), (5463, 39513), (13171, 16389)]