201655223

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 257402880

約数和(自身を除く): 55747657

約数列:

[1, 7, 11, 77, 83, 139, 227, 581, 913, 973, 1529, 1589, 2497, 6391, 10703, 11537, 17479, 18841, 31553, 80759, 126907, 131887, 207251, 220871, 347083, 888349, 1450757, 2429581, 2618899, 18332293, 28807889, 201655223]

約数ペア:

[(1, 201655223), (7, 28807889), (11, 18332293), (77, 2618899), (83, 2429581), (139, 1450757), (227, 888349), (581, 347083), (913, 220871), (973, 207251), (1529, 131887), (1589, 126907), (2497, 80759), (6391, 31553), (10703, 18841), (11537, 17479)]