87480141

素因数分解:

$3^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{1499}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 136116000

約数和(自身を除く): 48635859

約数列:

[1, 3, 7, 21, 49, 147, 397, 1191, 1499, 2779, 4497, 8337, 10493, 19453, 31479, 58359, 73451, 220353, 595103, 1785309, 4165721, 12497163, 29160047, 87480141]

約数ペア:

[(1, 87480141), (3, 29160047), (7, 12497163), (21, 4165721), (49, 1785309), (147, 595103), (397, 220353), (1191, 73451), (1499, 58359), (2779, 31479), (4497, 19453), (8337, 10493)]