419919

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 16

約数和(自身を含む): 604800

約数和(自身を除く): 184881

約数列:

[1, 3, 19, 53, 57, 139, 159, 417, 1007, 2641, 3021, 7367, 7923, 22101, 139973, 419919]

約数ペア:

[(1, 419919), (3, 139973), (19, 22101), (53, 7923), (57, 7367), (139, 3021), (159, 2641), (417, 1007)]