7868007

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1759}}^1$

素因数の和:1843

約数の個数: 24

約数和(自身を含む): 13178880

約数和(自身を除く): 5310873

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 1759, 4473, 5277, 12313, 15831, 36939, 110817, 124889, 374667, 874223, 1124001, 2622669, 7868007]

約数ペア:

[(1, 7868007), (3, 2622669), (7, 1124001), (9, 874223), (21, 374667), (63, 124889), (71, 110817), (213, 36939), (497, 15831), (639, 12313), (1491, 5277), (1759, 4473)]