42809689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 49342608

約数和(自身を除く): 6532919

約数列:

[1, 13, 17, 97, 221, 1261, 1649, 1997, 21437, 25961, 33949, 193709, 441337, 2518217, 3293053, 42809689]

約数ペア:

[(1, 42809689), (13, 3293053), (17, 2518217), (97, 441337), (221, 193709), (1261, 33949), (1649, 25961), (1997, 21437)]