12855087

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1907}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 21430656

約数和(自身を除く): 8575569

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 1907, 2247, 5721, 6741, 13349, 17163, 40047, 120141, 204049, 612147, 1428343, 1836441, 4285029, 12855087]

約数ペア:

[(1, 12855087), (3, 4285029), (7, 1836441), (9, 1428343), (21, 612147), (63, 204049), (107, 120141), (321, 40047), (749, 17163), (963, 13349), (1907, 6741), (2247, 5721)]