4171321

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 5417280

約数和(自身を除く): 1245959

約数列:

[1, 7, 11, 49, 71, 77, 109, 497, 539, 763, 781, 1199, 3479, 5341, 5467, 7739, 8393, 38269, 54173, 58751, 85129, 379211, 595903, 4171321]

約数ペア:

[(1, 4171321), (7, 595903), (11, 379211), (49, 85129), (71, 58751), (77, 54173), (109, 38269), (497, 8393), (539, 7739), (763, 5467), (781, 5341), (1199, 3479)]