6985209

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2749}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 11704000

約数和(自身を除く): 4718791

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 2749, 8247, 19243, 30239, 57729, 90717, 211673, 332629, 635019, 997887, 2328403, 6985209]

約数ペア:

[(1, 6985209), (3, 2328403), (7, 997887), (11, 635019), (21, 332629), (33, 211673), (77, 90717), (121, 57729), (231, 30239), (363, 19243), (847, 8247), (2541, 2749)]