171999191

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3209}}^1$

素因数の和:3279

約数の個数: 32

約数和(自身を含む): 230092800

約数和(自身を除く): 58093609

約数列:

[1, 7, 13, 19, 31, 91, 133, 217, 247, 403, 589, 1729, 2821, 3209, 4123, 7657, 22463, 41717, 53599, 60971, 99479, 292019, 426797, 696353, 792623, 1293227, 1890101, 5548361, 9052589, 13230707, 24571313, 171999191]

約数ペア:

[(1, 171999191), (7, 24571313), (13, 13230707), (19, 9052589), (31, 5548361), (91, 1890101), (133, 1293227), (217, 792623), (247, 696353), (403, 426797), (589, 292019), (1729, 99479), (2821, 60971), (3209, 53599), (4123, 41717), (7657, 22463)]