15487929

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{1787}}^1$

素因数の和:1906

約数の個数: 20

約数和(自身を含む): 23365584

約数和(自身を除く): 7877655

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 1787, 2889, 5361, 8667, 16083, 48249, 144747, 191209, 573627, 1720881, 5162643, 15487929]

約数ペア:

[(1, 15487929), (3, 5162643), (9, 1720881), (27, 573627), (81, 191209), (107, 144747), (321, 48249), (963, 16083), (1787, 8667), (2889, 5361)]