81819369

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 123863040

約数和(自身を除く): 42043671

約数列:

[1, 3, 9, 27, 107, 127, 223, 321, 381, 669, 963, 1143, 2007, 2889, 3429, 6021, 13589, 23861, 28321, 40767, 71583, 84963, 122301, 214749, 254889, 366903, 644247, 764667, 3030347, 9091041, 27273123, 81819369]

約数ペア:

[(1, 81819369), (3, 27273123), (9, 9091041), (27, 3030347), (107, 764667), (127, 644247), (223, 366903), (321, 254889), (381, 214749), (669, 122301), (963, 84963), (1143, 71583), (2007, 40767), (2889, 28321), (3429, 23861), (6021, 13589)]