131112009

素因数分解:

$3^2\times 7^1\times {\mathrm{743}}^1\times {\mathrm{2801}}^1$

素因数の和:3557

約数の個数: 24

約数和(自身を含む): 216807552

約数和(自身を除く): 85695543

約数列:

[1, 3, 7, 9, 21, 63, 743, 2229, 2801, 5201, 6687, 8403, 15603, 19607, 25209, 46809, 58821, 176463, 2081143, 6243429, 14568001, 18730287, 43704003, 131112009]

約数ペア:

[(1, 131112009), (3, 43704003), (7, 18730287), (9, 14568001), (21, 6243429), (63, 2081143), (743, 176463), (2229, 58821), (2801, 46809), (5201, 25209), (6687, 19607), (8403, 15603)]