313389

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 20

約数和(自身を含む): 483516

約数和(自身を除く): 170127

約数列:

[1, 3, 9, 27, 53, 73, 81, 159, 219, 477, 657, 1431, 1971, 3869, 4293, 5913, 11607, 34821, 104463, 313389]

約数ペア:

[(1, 313389), (3, 104463), (9, 34821), (27, 11607), (53, 5913), (73, 4293), (81, 3869), (159, 1971), (219, 1431), (477, 657)]