2013253281

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{905647}}^1$

素因数の和:905685

約数の個数: 24

約数和(自身を含む): 3296558720

約数和(自身を除く): 1283305439

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 905647, 2716941, 8150823, 11773411, 17207293, 35320233, 51621879, 105960699, 154865637, 223694809, 671084427, 2013253281]

約数ペア:

[(1, 2013253281), (3, 671084427), (9, 223694809), (13, 154865637), (19, 105960699), (39, 51621879), (57, 35320233), (117, 17207293), (171, 11773411), (247, 8150823), (741, 2716941), (2223, 905647)]