168128541

素因数分解:

$3^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:773

約数の個数: 56

約数和(自身を含む): 294637824

約数和(自身を除く): 126509283

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 243, 329, 423, 567, 701, 729, 987, 1269, 1701, 2103, 2961, 3807, 4907, 5103, 6309, 8883, 11421, 14721, 18927, 26649, 32947, 34263, 44163, 56781, 79947, 98841, 132489, 170343, 230629, 239841, 296523, 397467, 511029, 691887, 889569, 1192401, 2075661, 2668707, 3577203, 6226983, 8006121, 18680949, 24018363, 56042847, 168128541]

約数ペア:

[(1, 168128541), (3, 56042847), (7, 24018363), (9, 18680949), (21, 8006121), (27, 6226983), (47, 3577203), (63, 2668707), (81, 2075661), (141, 1192401), (189, 889569), (243, 691887), (329, 511029), (423, 397467), (567, 296523), (701, 239841), (729, 230629), (987, 170343), (1269, 132489), (1701, 98841), (2103, 79947), (2961, 56781), (3807, 44163), (4907, 34263), (5103, 32947), (6309, 26649), (8883, 18927), (11421, 14721)]