28475656

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 61286400

約数和(自身を除く): 32810744

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 121, 184, 242, 253, 484, 506, 968, 1012, 1279, 2024, 2558, 2783, 5116, 5566, 10232, 11132, 14069, 22264, 28138, 29417, 56276, 58834, 112552, 117668, 154759, 235336, 309518, 323587, 619036, 647174, 1238072, 1294348, 2588696, 3559457, 7118914, 14237828, 28475656]

約数ペア:

[(1, 28475656), (2, 14237828), (4, 7118914), (8, 3559457), (11, 2588696), (22, 1294348), (23, 1238072), (44, 647174), (46, 619036), (88, 323587), (92, 309518), (121, 235336), (184, 154759), (242, 117668), (253, 112552), (484, 58834), (506, 56276), (968, 29417), (1012, 28138), (1279, 22264), (2024, 14069), (2558, 11132), (2783, 10232), (5116, 5566)]