257029888

素因数分解:

$2^8\times {\mathrm{691}}^1\times {\mathrm{1453}}^1$

素因数の和:2160

約数の個数: 36

約数和(自身を含む): 514151848

約数和(自身を除く): 257121960

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 691, 1382, 1453, 2764, 2906, 5528, 5812, 11056, 11624, 22112, 23248, 44224, 46496, 88448, 92992, 176896, 185984, 371968, 1004023, 2008046, 4016092, 8032184, 16064368, 32128736, 64257472, 128514944, 257029888]

約数ペア:

[(1, 257029888), (2, 128514944), (4, 64257472), (8, 32128736), (16, 16064368), (32, 8032184), (64, 4016092), (128, 2008046), (256, 1004023), (691, 371968), (1382, 185984), (1453, 176896), (2764, 92992), (2906, 88448), (5528, 46496), (5812, 44224), (11056, 23248), (11624, 22112)]