4647987

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{1787}}^1$

素因数の和:1827

約数の個数: 18

約数和(自身を含む): 7135908

約数和(自身を除く): 2487921

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 1787, 2601, 5361, 16083, 30379, 91137, 273411, 516443, 1549329, 4647987]

約数ペア:

[(1, 4647987), (3, 1549329), (9, 516443), (17, 273411), (51, 91137), (153, 30379), (289, 16083), (867, 5361), (1787, 2601)]