2009447781

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{140629}}^1$

素因数の和:141076

約数の個数: 16

約数和(自身を含む): 2929604160

約数和(自身を除く): 920156379

約数列:

[1, 3, 11, 33, 433, 1299, 4763, 14289, 140629, 421887, 1546919, 4640757, 60892357, 182677071, 669815927, 2009447781]

約数ペア:

[(1, 2009447781), (3, 669815927), (11, 182677071), (33, 60892357), (433, 4640757), (1299, 1546919), (4763, 421887), (14289, 140629)]