128103536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16927}}^1$

素因数の和:16989

約数の個数: 40

約数和(自身を含む): 277077504

約数和(自身を除く): 148973968

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 7568, 16927, 33854, 67708, 135416, 186197, 270832, 372394, 727861, 744788, 1455722, 1489576, 2911444, 2979152, 5822888, 8006471, 11645776, 16012942, 32025884, 64051768, 128103536]

約数ペア:

[(1, 128103536), (2, 64051768), (4, 32025884), (8, 16012942), (11, 11645776), (16, 8006471), (22, 5822888), (43, 2979152), (44, 2911444), (86, 1489576), (88, 1455722), (172, 744788), (176, 727861), (344, 372394), (473, 270832), (688, 186197), (946, 135416), (1892, 67708), (3784, 33854), (7568, 16927)]