78545454

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1193

約数の個数: 48

約数和(自身を含む): 172658304

約数和(自身を除く): 94112850

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 169, 213, 338, 426, 507, 923, 1014, 1091, 1846, 2182, 2769, 3273, 5538, 6546, 11999, 14183, 23998, 28366, 35997, 42549, 71994, 77461, 85098, 154922, 184379, 232383, 368758, 464766, 553137, 1006993, 1106274, 2013986, 3020979, 6041958, 13090909, 26181818, 39272727, 78545454]

約数ペア:

[(1, 78545454), (2, 39272727), (3, 26181818), (6, 13090909), (13, 6041958), (26, 3020979), (39, 2013986), (71, 1106274), (78, 1006993), (142, 553137), (169, 464766), (213, 368758), (338, 232383), (426, 184379), (507, 154922), (923, 85098), (1014, 77461), (1091, 71994), (1846, 42549), (2182, 35997), (2769, 28366), (3273, 23998), (5538, 14183), (6546, 11999)]