8400007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{59}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 10903680

約数和(自身を除く): 2503673

約数列:

[1, 7, 11, 43, 59, 77, 301, 413, 473, 649, 1849, 2537, 3311, 4543, 12943, 17759, 20339, 27907, 109091, 142373, 195349, 763637, 1200001, 8400007]

約数ペア:

[(1, 8400007), (7, 1200001), (11, 763637), (43, 195349), (59, 142373), (77, 109091), (301, 27907), (413, 20339), (473, 17759), (649, 12943), (1849, 4543), (2537, 3311)]