257604544

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{129841}}^1$

素因数の和:129884

約数の個数: 28

約数和(自身を含む): 527677888

約数和(自身を除く): 270073344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 129841, 259682, 519364, 1038728, 2077456, 4025071, 4154912, 8050142, 8309824, 16100284, 32200568, 64401136, 128802272, 257604544]

約数ペア:

[(1, 257604544), (2, 128802272), (4, 64401136), (8, 32200568), (16, 16100284), (31, 8309824), (32, 8050142), (62, 4154912), (64, 4025071), (124, 2077456), (248, 1038728), (496, 519364), (992, 259682), (1984, 129841)]