257690568

素因数分解:

$2^3\times 3^1\times {\mathrm{317}}^1\times {\mathrm{33871}}^1$

素因数の和:34197

約数の個数: 32

約数和(自身を含む): 646277760

約数和(自身を除く): 388587192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 317, 634, 951, 1268, 1902, 2536, 3804, 7608, 33871, 67742, 101613, 135484, 203226, 270968, 406452, 812904, 10737107, 21474214, 32211321, 42948428, 64422642, 85896856, 128845284, 257690568]

約数ペア:

[(1, 257690568), (2, 128845284), (3, 85896856), (4, 64422642), (6, 42948428), (8, 32211321), (12, 21474214), (24, 10737107), (317, 812904), (634, 406452), (951, 270968), (1268, 203226), (1902, 135484), (2536, 101613), (3804, 67742), (7608, 33871)]