257909256

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{325643}}^1$

素因数の和:325666

約数の個数: 48

約数和(自身を含む): 762006960

約数和(自身を除く): 504097704

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 325643, 651286, 976929, 1302572, 1953858, 2605144, 2930787, 3582073, 3907716, 5861574, 7164146, 7815432, 10746219, 11723148, 14328292, 21492438, 23446296, 28656584, 32238657, 42984876, 64477314, 85969752, 128954628, 257909256]

約数ペア:

[(1, 257909256), (2, 128954628), (3, 85969752), (4, 64477314), (6, 42984876), (8, 32238657), (9, 28656584), (11, 23446296), (12, 21492438), (18, 14328292), (22, 11723148), (24, 10746219), (33, 7815432), (36, 7164146), (44, 5861574), (66, 3907716), (72, 3582073), (88, 2930787), (99, 2605144), (132, 1953858), (198, 1302572), (264, 976929), (396, 651286), (792, 325643)]