289408947

素因数分解:

$3^1\times {\mathrm{241}}^1\times {\mathrm{613}}^1\times {\mathrm{653}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 388706208

約数和(自身を除く): 99297261

約数列:

[1, 3, 241, 613, 653, 723, 1839, 1959, 147733, 157373, 400289, 443199, 472119, 1200867, 96469649, 289408947]

約数ペア:

[(1, 289408947), (3, 96469649), (241, 1200867), (613, 472119), (653, 443199), (723, 400289), (1839, 157373), (1959, 147733)]