68918.000000

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 823680

約数和(自身を除く): 336123

約数列:

[1, 3, 7, 9, 21, 63, 71, 109, 213, 327, 497, 639, 763, 981, 1491, 2289, 4473, 6867, 7739, 23217, 54173, 69651, 162519, 487557]

約数ペア:

[(1, 487557), (3, 162519), (7, 69651), (9, 54173), (21, 23217), (63, 7739), (71, 6867), (109, 4473), (213, 2289), (327, 1491), (497, 981), (639, 763)]