264217456

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{8171}}^1$

素因数の和:8269

約数の個数: 40

約数和(自身を含む): 535037184

約数和(自身を除く): 270819728

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 2021, 4042, 8084, 8171, 16168, 16342, 32336, 32684, 65368, 130736, 351353, 384037, 702706, 768074, 1405412, 1536148, 2810824, 3072296, 5621648, 6144592, 16513591, 33027182, 66054364, 132108728, 264217456]

約数ペア:

[(1, 264217456), (2, 132108728), (4, 66054364), (8, 33027182), (16, 16513591), (43, 6144592), (47, 5621648), (86, 3072296), (94, 2810824), (172, 1536148), (188, 1405412), (344, 768074), (376, 702706), (688, 384037), (752, 351353), (2021, 130736), (4042, 65368), (8084, 32684), (8171, 32336), (16168, 16342)]