257945616

素因数分解:

$2^4\times 3^2\times {\mathrm{1791289}}^1$

素因数の和:1791303

約数の個数: 30

約数和(自身を含む): 721889870

約数和(自身を除く): 463944254

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1791289, 3582578, 5373867, 7165156, 10747734, 14330312, 16121601, 21495468, 28660624, 32243202, 42990936, 64486404, 85981872, 128972808, 257945616]

約数ペア:

[(1, 257945616), (2, 128972808), (3, 85981872), (4, 64486404), (6, 42990936), (8, 32243202), (9, 28660624), (12, 21495468), (16, 16121601), (18, 14330312), (24, 10747734), (36, 7165156), (48, 5373867), (72, 3582578), (144, 1791289)]