2187141

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 3207168

約数和(自身を除く): 1020027

約数列:

[1, 3, 11, 33, 191, 347, 573, 1041, 2101, 3817, 6303, 11451, 66277, 198831, 729047, 2187141]

約数ペア:

[(1, 2187141), (3, 729047), (11, 198831), (33, 66277), (191, 11451), (347, 6303), (573, 3817), (1041, 2101)]