53205903

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{38639}}^1$

素因数の和:38668

約数の個数: 20

約数和(自身を含む): 84157920

約数和(自身を除く): 30952017

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 38639, 115917, 347751, 656863, 1043253, 1970589, 3129759, 5911767, 17735301, 53205903]

約数ペア:

[(1, 53205903), (3, 17735301), (9, 5911767), (17, 3129759), (27, 1970589), (51, 1043253), (81, 656863), (153, 347751), (459, 115917), (1377, 38639)]