1621726119

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{109141}}^1$

素因数の和:109287

約数の個数: 24

約数和(自身を含む): 2542572032

約数和(自身を除く): 920845913

約数列:

[1, 3, 9, 13, 39, 117, 127, 381, 1143, 1651, 4953, 14859, 109141, 327423, 982269, 1418833, 4256499, 12769497, 13860907, 41582721, 124748163, 180191791, 540575373, 1621726119]

約数ペア:

[(1, 1621726119), (3, 540575373), (9, 180191791), (13, 124748163), (39, 41582721), (117, 13860907), (127, 12769497), (381, 4256499), (1143, 1418833), (1651, 982269), (4953, 327423), (14859, 109141)]