12765285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21821}}^1$

素因数の和:21845

約数の個数: 24

約数和(自身を含む): 23829624

約数和(自身を除く): 11064339

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 21821, 65463, 109105, 196389, 283673, 327315, 851019, 981945, 1418365, 2553057, 4255095, 12765285]

約数ペア:

[(1, 12765285), (3, 4255095), (5, 2553057), (9, 1418365), (13, 981945), (15, 851019), (39, 327315), (45, 283673), (65, 196389), (117, 109105), (195, 65463), (585, 21821)]