2663778

素因数分解:

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

素因数の和:139

約数の個数: 48

約数和(自身を含む): 6008256

約数和(自身を除く): 3344478

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 71, 74, 78, 111, 142, 169, 213, 222, 338, 426, 481, 507, 923, 962, 1014, 1443, 1846, 2627, 2769, 2886, 5254, 5538, 6253, 7881, 11999, 12506, 15762, 18759, 23998, 34151, 35997, 37518, 68302, 71994, 102453, 204906, 443963, 887926, 1331889, 2663778]

約数ペア:

[(1, 2663778), (2, 1331889), (3, 887926), (6, 443963), (13, 204906), (26, 102453), (37, 71994), (39, 68302), (71, 37518), (74, 35997), (78, 34151), (111, 23998), (142, 18759), (169, 15762), (213, 12506), (222, 11999), (338, 7881), (426, 6253), (481, 5538), (507, 5254), (923, 2886), (962, 2769), (1014, 2627), (1443, 1846)]