8914689

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2077

約数の個数: 24

約数和(自身を含む): 14931072

約数和(自身を除く): 6016383

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 1993, 4473, 5979, 13951, 17937, 41853, 125559, 141503, 424509, 990521, 1273527, 2971563, 8914689]

約数ペア:

[(1, 8914689), (3, 2971563), (7, 1273527), (9, 990521), (21, 424509), (63, 141503), (71, 125559), (213, 41853), (497, 17937), (639, 13951), (1491, 5979), (1993, 4473)]