247004019

素因数分解:

$3^3\times {\mathrm{1657}}^1\times {\mathrm{5521}}^1$

素因数の和:7187

約数の個数: 16

約数和(自身を含む): 366219040

約数和(自身を除く): 119215021

約数列:

[1, 3, 9, 27, 1657, 4971, 5521, 14913, 16563, 44739, 49689, 149067, 9148297, 27444891, 82334673, 247004019]

約数ペア:

[(1, 247004019), (3, 82334673), (9, 27444891), (27, 9148297), (1657, 149067), (4971, 49689), (5521, 44739), (14913, 16563)]