217871277

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{16007}}^1$

素因数の和:16372

約数の個数: 16

約数和(自身を含む): 313756800

約数和(自身を除く): 95885523

約数列:

[1, 3, 13, 39, 349, 1047, 4537, 13611, 16007, 48021, 208091, 624273, 5586443, 16759329, 72623759, 217871277]

約数ペア:

[(1, 217871277), (3, 72623759), (13, 16759329), (39, 5586443), (349, 624273), (1047, 208091), (4537, 48021), (13611, 16007)]