445689

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:997

約数の個数: 16

約数和(自身を含む): 699840

約数和(自身を除く): 254151

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 971, 2913, 8739, 16507, 26217, 49521, 148563, 445689]

約数ペア:

[(1, 445689), (3, 148563), (9, 49521), (17, 26217), (27, 16507), (51, 8739), (153, 2913), (459, 971)]