11911599

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2663}}^1$

素因数の和:2747

約数の個数: 24

約数和(自身を含む): 19948032

約数和(自身を除く): 8036433

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 2663, 4473, 7989, 18641, 23967, 55923, 167769, 189073, 567219, 1323511, 1701657, 3970533, 11911599]

約数ペア:

[(1, 11911599), (3, 3970533), (7, 1701657), (9, 1323511), (21, 567219), (63, 189073), (71, 167769), (213, 55923), (497, 23967), (639, 18641), (1491, 7989), (2663, 4473)]