257988304

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53569}}^1$

素因数の和:53627

約数の個数: 40

約数和(自身を含む): 584555840

約数和(自身を除く): 326567536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 53569, 107138, 214276, 374983, 428552, 749966, 857104, 1499932, 2303467, 2999864, 4606934, 5999728, 9213868, 16124269, 18427736, 32248538, 36855472, 64497076, 128994152, 257988304]

約数ペア:

[(1, 257988304), (2, 128994152), (4, 64497076), (7, 36855472), (8, 32248538), (14, 18427736), (16, 16124269), (28, 9213868), (43, 5999728), (56, 4606934), (86, 2999864), (112, 2303467), (172, 1499932), (301, 857104), (344, 749966), (602, 428552), (688, 374983), (1204, 214276), (2408, 107138), (4816, 53569)]