81900540309

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{66102131}}^1$

素因数の和:66102200

約数の個数: 16

約数和(自身を含む): 126916093440

約数和(自身を除く): 45015553131

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 66102131, 198306393, 462714917, 1388144751, 3900025729, 11700077187, 27300180103, 81900540309]

約数ペア:

[(1, 81900540309), (3, 27300180103), (7, 11700077187), (21, 3900025729), (59, 1388144751), (177, 462714917), (413, 198306393), (1239, 66102131)]