13951795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 21081600

約数和(自身を除く): 7129805

約数列:

[1, 5, 11, 13, 19, 55, 65, 79, 95, 143, 169, 209, 247, 395, 715, 845, 869, 1027, 1045, 1235, 1501, 1859, 2717, 3211, 4345, 5135, 7505, 9295, 11297, 13351, 13585, 16055, 16511, 19513, 35321, 56485, 66755, 82555, 97565, 146861, 176605, 214643, 253669, 734305, 1073215, 1268345, 2790359, 13951795]

約数ペア:

[(1, 13951795), (5, 2790359), (11, 1268345), (13, 1073215), (19, 734305), (55, 253669), (65, 214643), (79, 176605), (95, 146861), (143, 97565), (169, 82555), (209, 66755), (247, 56485), (395, 35321), (715, 19513), (845, 16511), (869, 16055), (1027, 13585), (1045, 13351), (1235, 11297), (1501, 9295), (1859, 7505), (2717, 5135), (3211, 4345)]