12447513

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{11821}}^1$

素因数の和:11846

約数の個数: 20

約数和(自身を含む): 20026468

約数和(自身を除く): 7578955

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 11821, 35463, 106389, 153673, 319167, 461019, 957501, 1383057, 4149171, 12447513]

約数ペア:

[(1, 12447513), (3, 4149171), (9, 1383057), (13, 957501), (27, 461019), (39, 319167), (81, 153673), (117, 106389), (351, 35463), (1053, 11821)]