331227

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:187

約数の個数: 24

約数和(自身を含む): 546000

約数和(自身を除く): 214773

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 149, 171, 247, 447, 741, 1341, 1937, 2223, 2831, 5811, 8493, 17433, 25479, 36803, 110409, 331227]

約数ペア:

[(1, 331227), (3, 110409), (9, 36803), (13, 25479), (19, 17433), (39, 8493), (57, 5811), (117, 2831), (149, 2223), (171, 1937), (247, 1341), (447, 741)]