81109854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{643729}}^1$

素因数の和:643744

約数の個数: 24

約数和(自身を含む): 200843760

約数和(自身を除く): 119733906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 643729, 1287458, 1931187, 3862374, 4506103, 5793561, 9012206, 11587122, 13518309, 27036618, 40554927, 81109854]

約数ペア:

[(1, 81109854), (2, 40554927), (3, 27036618), (6, 13518309), (7, 11587122), (9, 9012206), (14, 5793561), (18, 4506103), (21, 3862374), (42, 1931187), (63, 1287458), (126, 643729)]