81789651

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 120074240

約数和(自身を除く): 38284589

約数列:

[1, 3, 9, 127, 163, 381, 439, 489, 1143, 1317, 1467, 3951, 20701, 55753, 62103, 71557, 167259, 186309, 214671, 501777, 644013, 9087739, 27263217, 81789651]

約数ペア:

[(1, 81789651), (3, 27263217), (9, 9087739), (127, 644013), (163, 501777), (381, 214671), (439, 186309), (489, 167259), (1143, 71557), (1317, 62103), (1467, 55753), (3951, 20701)]