263216416

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8317}}^1$

素因数の和:8393

約数の個数: 48

約数和(自身を含む): 553379904

約数和(自身を除く): 290163488

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 86, 92, 172, 184, 344, 368, 688, 736, 989, 1376, 1978, 3956, 7912, 8317, 15824, 16634, 31648, 33268, 66536, 133072, 191291, 266144, 357631, 382582, 715262, 765164, 1430524, 1530328, 2861048, 3060656, 5722096, 6121312, 8225513, 11444192, 16451026, 32902052, 65804104, 131608208, 263216416]

約数ペア:

[(1, 263216416), (2, 131608208), (4, 65804104), (8, 32902052), (16, 16451026), (23, 11444192), (32, 8225513), (43, 6121312), (46, 5722096), (86, 3060656), (92, 2861048), (172, 1530328), (184, 1430524), (344, 765164), (368, 715262), (688, 382582), (736, 357631), (989, 266144), (1376, 191291), (1978, 133072), (3956, 66536), (7912, 33268), (8317, 31648), (15824, 16634)]