221726014767

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{161021071}}^1$

素因数の和:161021100

約数の個数: 20

約数和(自身を含む): 350703894816

約数和(自身を除く): 128977880049

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 161021071, 483063213, 1449189639, 2737358207, 4347568917, 8212074621, 13042706751, 24636223863, 73908671589, 221726014767]

約数ペア:

[(1, 221726014767), (3, 73908671589), (9, 24636223863), (17, 13042706751), (27, 8212074621), (51, 4347568917), (81, 2737358207), (153, 1449189639), (459, 483063213), (1377, 161021071)]