2649855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 4644864

約数和(自身を除く): 1995009

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 127, 195, 321, 381, 535, 635, 1391, 1605, 1651, 1905, 4173, 4953, 6955, 8255, 13589, 20865, 24765, 40767, 67945, 176657, 203835, 529971, 883285, 2649855]

約数ペア:

[(1, 2649855), (3, 883285), (5, 529971), (13, 203835), (15, 176657), (39, 67945), (65, 40767), (107, 24765), (127, 20865), (195, 13589), (321, 8255), (381, 6955), (535, 4953), (635, 4173), (1391, 1905), (1605, 1651)]