208614965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5449}}^1$

素因数の和:5517

約数の個数: 32

約数和(自身を含む): 292992000

約数和(自身を除く): 84377035

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 2015, 2945, 5449, 7657, 27245, 38285, 70837, 103531, 168919, 354185, 517655, 844595, 1345903, 2195947, 3209461, 6729515, 10979735, 16047305, 41722993, 208614965]

約数ペア:

[(1, 208614965), (5, 41722993), (13, 16047305), (19, 10979735), (31, 6729515), (65, 3209461), (95, 2195947), (155, 1345903), (247, 844595), (403, 517655), (589, 354185), (1235, 168919), (2015, 103531), (2945, 70837), (5449, 38285), (7657, 27245)]