11647395

素因数分解:

$3^4\times 5^1\times {\mathrm{28759}}^1$

素因数の和:28776

約数の個数: 20

約数和(自身を含む): 20879760

約数和(自身を除く): 9232365

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 28759, 86277, 143795, 258831, 431385, 776493, 1294155, 2329479, 3882465, 11647395]

約数ペア:

[(1, 11647395), (3, 3882465), (5, 2329479), (9, 1294155), (15, 776493), (27, 431385), (45, 258831), (81, 143795), (135, 86277), (405, 28759)]