291210728

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{4561}}^1$

素因数の和:4937

約数の個数: 32

約数和(自身を含む): 571527360

約数和(自身を除く): 280316632

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 347, 694, 1388, 2776, 4561, 7981, 9122, 15962, 18244, 31924, 36488, 63848, 104903, 209806, 419612, 839224, 1582667, 3165334, 6330668, 12661336, 36401341, 72802682, 145605364, 291210728]

約数ペア:

[(1, 291210728), (2, 145605364), (4, 72802682), (8, 36401341), (23, 12661336), (46, 6330668), (92, 3165334), (184, 1582667), (347, 839224), (694, 419612), (1388, 209806), (2776, 104903), (4561, 63848), (7981, 36488), (9122, 31924), (15962, 18244)]