20030307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 10161309

約数列:

[1, 3, 11, 33, 71, 83, 103, 213, 249, 309, 781, 913, 1133, 2343, 2739, 3399, 5893, 7313, 8549, 17679, 21939, 25647, 64823, 80443, 94039, 194469, 241329, 282117, 606979, 1820937, 6676769, 20030307]

約数ペア:

[(1, 20030307), (3, 6676769), (11, 1820937), (33, 606979), (71, 282117), (83, 241329), (103, 194469), (213, 94039), (249, 80443), (309, 64823), (781, 25647), (913, 21939), (1133, 17679), (2343, 8549), (2739, 7313), (3399, 5893)]