128539305

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7741}}^1$

素因数の和:7799

約数の個数: 40

約数和(自身を含む): 236069064

約数和(自身を除く): 107529759

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 369, 405, 615, 1107, 1845, 3321, 5535, 7741, 16605, 23223, 38705, 69669, 116115, 209007, 317381, 348345, 627021, 952143, 1045035, 1586905, 2856429, 3135105, 4760715, 8569287, 14282145, 25707861, 42846435, 128539305]

約数ペア:

[(1, 128539305), (3, 42846435), (5, 25707861), (9, 14282145), (15, 8569287), (27, 4760715), (41, 3135105), (45, 2856429), (81, 1586905), (123, 1045035), (135, 952143), (205, 627021), (369, 348345), (405, 317381), (615, 209007), (1107, 116115), (1845, 69669), (3321, 38705), (5535, 23223), (7741, 16605)]