1266711

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 16

約数和(自身を含む): 1808640

約数和(自身を除く): 541929

約数列:

[1, 3, 19, 57, 71, 213, 313, 939, 1349, 4047, 5947, 17841, 22223, 66669, 422237, 1266711]

約数ペア:

[(1, 1266711), (3, 422237), (19, 66669), (57, 22223), (71, 17841), (213, 5947), (313, 4047), (939, 1349)]