128615265

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{60811}}^1$

素因数の和:60869

約数の個数: 24

約数和(自身を含む): 227680128

約数和(自身を除く): 99064863

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 60811, 182433, 304055, 547299, 912165, 2736495, 2858117, 8574351, 14290585, 25723053, 42871755, 128615265]

約数ペア:

[(1, 128615265), (3, 42871755), (5, 25723053), (9, 14290585), (15, 8574351), (45, 2858117), (47, 2736495), (141, 912165), (235, 547299), (423, 304055), (705, 182433), (2115, 60811)]