2871141

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{809}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 4743360

約数和(自身を除く): 1872219

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 809, 1183, 2427, 3549, 5663, 10517, 16989, 31551, 73619, 136721, 220857, 410163, 957047, 2871141]

約数ペア:

[(1, 2871141), (3, 957047), (7, 410163), (13, 220857), (21, 136721), (39, 73619), (91, 31551), (169, 16989), (273, 10517), (507, 5663), (809, 3549), (1183, 2427)]