8168139

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{409}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 13559520

約数和(自身を除く): 5391381

約数列:

[1, 3, 7, 9, 21, 63, 317, 409, 951, 1227, 2219, 2853, 2863, 3681, 6657, 8589, 19971, 25767, 129653, 388959, 907571, 1166877, 2722713, 8168139]

約数ペア:

[(1, 8168139), (3, 2722713), (7, 1166877), (9, 907571), (21, 388959), (63, 129653), (317, 25767), (409, 19971), (951, 8589), (1227, 6657), (2219, 3681), (2853, 2863)]