12739239

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1571}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 19863792

約数和(自身を除く): 7124553

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 1571, 2703, 4713, 8109, 14139, 26707, 80121, 83263, 240363, 249789, 749367, 1415471, 4246413, 12739239]

約数ペア:

[(1, 12739239), (3, 4246413), (9, 1415471), (17, 749367), (51, 249789), (53, 240363), (153, 83263), (159, 80121), (477, 26707), (901, 14139), (1571, 8109), (2703, 4713)]