2013128523

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{863633}}^1$

素因数の和:863683

約数の個数: 24

約数和(自身を含む): 3413081568

約数和(自身を除く): 1399953045

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 863633, 2590899, 6045431, 7772697, 18136293, 31954421, 54408879, 95863263, 223680947, 287589789, 671042841, 2013128523]

約数ペア:

[(1, 2013128523), (3, 671042841), (7, 287589789), (9, 223680947), (21, 95863263), (37, 54408879), (63, 31954421), (111, 18136293), (259, 7772697), (333, 6045431), (777, 2590899), (2331, 863633)]