217546979

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{1451}}^1$

素因数の和:2090

約数の個数: 16

約数和(自身を含む): 247188480

約数和(自身を除く): 29641501

約数列:

[1, 13, 19, 247, 607, 1451, 7891, 11533, 18863, 27569, 149929, 358397, 880757, 11449841, 16734383, 217546979]

約数ペア:

[(1, 217546979), (13, 16734383), (19, 11449841), (247, 880757), (607, 358397), (1451, 149929), (7891, 27569), (11533, 18863)]