128127717

素因数分解:

$3^3\times {\mathrm{1607}}^1\times {\mathrm{2953}}^1$

素因数の和:4569

約数の個数: 16

約数和(自身を含む): 190001280

約数和(自身を除く): 61873563

約数列:

[1, 3, 9, 27, 1607, 2953, 4821, 8859, 14463, 26577, 43389, 79731, 4745471, 14236413, 42709239, 128127717]

約数ペア:

[(1, 128127717), (3, 42709239), (9, 14236413), (27, 4745471), (1607, 79731), (2953, 43389), (4821, 26577), (8859, 14463)]