138701919

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{3761}}^1$

素因数の和:4430

約数の個数: 16

約数和(自身を含む): 195022080

約数和(自身を除く): 56320161

約数列:

[1, 3, 19, 57, 647, 1941, 3761, 11283, 12293, 36879, 71459, 214377, 2433367, 7300101, 46233973, 138701919]

約数ペア:

[(1, 138701919), (3, 46233973), (19, 7300101), (57, 2433367), (647, 214377), (1941, 71459), (3761, 36879), (11283, 12293)]