542787421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{3929}}^1$

素因数の和:4620

約数の個数: 16

約数和(自身を含む): 624398400

約数和(自身を除く): 81610979

約数列:

[1, 11, 19, 209, 661, 3929, 7271, 12559, 43219, 74651, 138149, 821161, 2597069, 28567759, 49344311, 542787421]

約数ペア:

[(1, 542787421), (11, 49344311), (19, 28567759), (209, 2597069), (661, 821161), (3929, 138149), (7271, 74651), (12559, 43219)]