348550857

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{60607}}^1$

素因数の和:60690

約数の個数: 20

約数和(自身を含む): 528016896

約数和(自身を除く): 179466039

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 60607, 181821, 545463, 1636389, 4303097, 4909167, 12909291, 38727873, 116183619, 348550857]

約数ペア:

[(1, 348550857), (3, 116183619), (9, 38727873), (27, 12909291), (71, 4909167), (81, 4303097), (213, 1636389), (639, 545463), (1917, 181821), (5751, 60607)]