3995667

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 6508944

約数和(自身を除く): 2513277

約数列:

[1, 3, 9, 13, 37, 39, 71, 111, 117, 169, 213, 333, 481, 507, 639, 923, 1443, 1521, 2627, 2769, 4329, 6253, 7881, 8307, 11999, 18759, 23643, 34151, 35997, 56277, 102453, 107991, 307359, 443963, 1331889, 3995667]

約数ペア:

[(1, 3995667), (3, 1331889), (9, 443963), (13, 307359), (37, 107991), (39, 102453), (71, 56277), (111, 35997), (117, 34151), (169, 23643), (213, 18759), (333, 11999), (481, 8307), (507, 7881), (639, 6253), (923, 4329), (1443, 2769), (1521, 2627)]