12420513

素因数分解:

$3^3\times 7^1\times {\mathrm{65717}}^1$

素因数の和:65733

約数の個数: 16

約数和(自身を含む): 21029760

約数和(自身を除く): 8609247

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 65717, 197151, 460019, 591453, 1380057, 1774359, 4140171, 12420513]

約数ペア:

[(1, 12420513), (3, 4140171), (7, 1774359), (9, 1380057), (21, 591453), (27, 460019), (63, 197151), (189, 65717)]