2839389621

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{77471}}^1$

素因数の和:78136

約数の個数: 16

約数和(自身を含む): 3991357440

約数和(自身を除く): 1151967819

約数列:

[1, 3, 19, 57, 643, 1929, 12217, 36651, 77471, 232413, 1471949, 4415847, 49813853, 149441559, 946463207, 2839389621]

約数ペア:

[(1, 2839389621), (3, 946463207), (19, 149441559), (57, 49813853), (643, 4415847), (1929, 1471949), (12217, 232413), (36651, 77471)]