211330735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 321753600

約数和(自身を除く): 110422865

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 139, 359, 385, 605, 695, 847, 973, 1529, 1795, 2513, 3949, 4235, 4865, 7645, 10703, 12565, 16819, 19745, 27643, 43439, 49901, 53515, 84095, 117733, 138215, 217195, 249505, 304073, 349307, 548911, 588665, 1520365, 1746535, 2744555, 3842377, 6038021, 19211885, 30190105, 42266147, 211330735]

約数ペア:

[(1, 211330735), (5, 42266147), (7, 30190105), (11, 19211885), (35, 6038021), (55, 3842377), (77, 2744555), (121, 1746535), (139, 1520365), (359, 588665), (385, 548911), (605, 349307), (695, 304073), (847, 249505), (973, 217195), (1529, 138215), (1795, 117733), (2513, 84095), (3949, 53515), (4235, 49901), (4865, 43439), (7645, 27643), (10703, 19745), (12565, 16819)]