131230791

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{5009}}^1$

素因数の和:5127

約数の個数: 24

約数和(自身を含む): 196953120

約数和(自身を除く): 65722329

約数列:

[1, 3, 9, 41, 71, 123, 213, 369, 639, 2911, 5009, 8733, 15027, 26199, 45081, 205369, 355639, 616107, 1066917, 1848321, 3200751, 14581199, 43743597, 131230791]

約数ペア:

[(1, 131230791), (3, 43743597), (9, 14581199), (41, 3200751), (71, 1848321), (123, 1066917), (213, 616107), (369, 355639), (639, 205369), (2911, 45081), (5009, 26199), (8733, 15027)]