289331718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 641571840

約数和(自身を除く): 352240122

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 169, 282, 338, 467, 507, 611, 934, 1014, 1222, 1401, 1833, 2197, 2802, 3666, 4394, 6071, 6591, 7943, 12142, 13182, 15886, 18213, 21949, 23829, 36426, 43898, 47658, 65847, 78923, 103259, 131694, 157846, 206518, 236769, 285337, 309777, 473538, 570674, 619554, 856011, 1025999, 1712022, 2051998, 3077997, 3709381, 6155994, 7418762, 11128143, 22256286, 48221953, 96443906, 144665859, 289331718]

約数ペア:

[(1, 289331718), (2, 144665859), (3, 96443906), (6, 48221953), (13, 22256286), (26, 11128143), (39, 7418762), (47, 6155994), (78, 3709381), (94, 3077997), (141, 2051998), (169, 1712022), (282, 1025999), (338, 856011), (467, 619554), (507, 570674), (611, 473538), (934, 309777), (1014, 285337), (1222, 236769), (1401, 206518), (1833, 157846), (2197, 131694), (2802, 103259), (3666, 78923), (4394, 65847), (6071, 47658), (6591, 43898), (7943, 36426), (12142, 23829), (13182, 21949), (15886, 18213)]