80319981

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{62701}}^1$

素因数の和:62772

約数の個数: 16

約数和(自身を含む): 124400768

約数和(自身を除く): 44080787

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 62701, 188103, 438907, 1316721, 3824761, 11474283, 26773327, 80319981]

約数ペア:

[(1, 80319981), (3, 26773327), (7, 11474283), (21, 3824761), (61, 1316721), (183, 438907), (427, 188103), (1281, 62701)]