285174513

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{270821}}^1$

素因数の和:270846

約数の個数: 20

約数和(自身を含む): 458772468

約数和(自身を除く): 173597955

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 270821, 812463, 2437389, 3520673, 7312167, 10562019, 21936501, 31686057, 95058171, 285174513]

約数ペア:

[(1, 285174513), (3, 95058171), (9, 31686057), (13, 21936501), (27, 10562019), (39, 7312167), (81, 3520673), (117, 2437389), (351, 812463), (1053, 270821)]