219128521

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{1663}}^1$

素因数の和:2040

約数の個数: 16

約数和(自身を含む): 242970624

約数和(自身を除く): 23842103

約数列:

[1, 17, 23, 337, 391, 1663, 5729, 7751, 28271, 38249, 131767, 560431, 650233, 9527327, 12889913, 219128521]

約数ペア:

[(1, 219128521), (17, 12889913), (23, 9527327), (337, 650233), (391, 560431), (1663, 131767), (5729, 38249), (7751, 28271)]