18447417891

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6230131}}^1$

素因数の和:6230191

約数の個数: 24

約数和(自身を含む): 31100818944

約数和(自身を除く): 12653401053

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6230131, 18690393, 43610917, 56071179, 130832751, 292816157, 392498253, 878448471, 2049713099, 2635345413, 6149139297, 18447417891]

約数ペア:

[(1, 18447417891), (3, 6149139297), (7, 2635345413), (9, 2049713099), (21, 878448471), (47, 392498253), (63, 292816157), (141, 130832751), (329, 56071179), (423, 43610917), (987, 18690393), (2961, 6230131)]