128538315

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{12809}}^1$

素因数の和:13043

約数の個数: 24

約数和(自身を含む): 223816320

約数和(自身を除く): 95278005

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 2007, 3345, 10035, 12809, 38427, 64045, 115281, 192135, 576405, 2856407, 8569221, 14282035, 25707663, 42846105, 128538315]

約数ペア:

[(1, 128538315), (3, 42846105), (5, 25707663), (9, 14282035), (15, 8569221), (45, 2856407), (223, 576405), (669, 192135), (1115, 115281), (2007, 64045), (3345, 38427), (10035, 12809)]