28266656

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 61272288

約数和(自身を除く): 33005632

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 131, 176, 262, 352, 524, 613, 1048, 1226, 1441, 2096, 2452, 2882, 4192, 4904, 5764, 6743, 9808, 11528, 13486, 19616, 23056, 26972, 46112, 53944, 80303, 107888, 160606, 215776, 321212, 642424, 883333, 1284848, 1766666, 2569696, 3533332, 7066664, 14133328, 28266656]

約数ペア:

[(1, 28266656), (2, 14133328), (4, 7066664), (8, 3533332), (11, 2569696), (16, 1766666), (22, 1284848), (32, 883333), (44, 642424), (88, 321212), (131, 215776), (176, 160606), (262, 107888), (352, 80303), (524, 53944), (613, 46112), (1048, 26972), (1226, 23056), (1441, 19616), (2096, 13486), (2452, 11528), (2882, 9808), (4192, 6743), (4904, 5764)]