389634616

素因数分解:

$2^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{27073}}^1$

素因数の和:27343

約数の個数: 32

約数和(自身を含む): 838211040

約数和(自身を除く): 448576424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 257, 514, 1028, 1799, 2056, 3598, 7196, 14392, 27073, 54146, 108292, 189511, 216584, 379022, 758044, 1516088, 6957761, 13915522, 27831044, 48704327, 55662088, 97408654, 194817308, 389634616]

約数ペア:

[(1, 389634616), (2, 194817308), (4, 97408654), (7, 55662088), (8, 48704327), (14, 27831044), (28, 13915522), (56, 6957761), (257, 1516088), (514, 758044), (1028, 379022), (1799, 216584), (2056, 189511), (3598, 108292), (7196, 54146), (14392, 27073)]