80721849

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{33931}}^1$

素因数の和:34008

約数の個数: 16

約数和(自身を含む): 117811904

約数和(自身を除く): 37090055

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 33931, 101793, 441103, 1323309, 2069791, 6209373, 26907283, 80721849]

約数ペア:

[(1, 80721849), (3, 26907283), (13, 6209373), (39, 2069791), (61, 1323309), (183, 441103), (793, 101793), (2379, 33931)]