27795845

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 45010944

約数和(自身を除く): 17215099

約数列:

[1, 5, 7, 11, 23, 35, 43, 55, 73, 77, 115, 161, 215, 253, 301, 365, 385, 473, 511, 803, 805, 989, 1265, 1505, 1679, 1771, 2365, 2555, 3139, 3311, 4015, 4945, 5621, 6923, 8395, 8855, 10879, 11753, 15695, 16555, 18469, 21973, 28105, 34529, 34615, 54395, 58765, 72197, 76153, 92345, 109865, 129283, 172645, 241703, 360985, 380765, 505379, 646415, 794167, 1208515, 2526895, 3970835, 5559169, 27795845]

約数ペア:

[(1, 27795845), (5, 5559169), (7, 3970835), (11, 2526895), (23, 1208515), (35, 794167), (43, 646415), (55, 505379), (73, 380765), (77, 360985), (115, 241703), (161, 172645), (215, 129283), (253, 109865), (301, 92345), (365, 76153), (385, 72197), (473, 58765), (511, 54395), (803, 34615), (805, 34529), (989, 28105), (1265, 21973), (1505, 18469), (1679, 16555), (1771, 15695), (2365, 11753), (2555, 10879), (3139, 8855), (3311, 8395), (4015, 6923), (4945, 5621)]