27138321

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2081}}^1$

素因数の和:2123

約数の個数: 40

約数和(自身を含む): 48369024

約数和(自身を除く): 21230703

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 2081, 4347, 6243, 13041, 14567, 18729, 43701, 47863, 56187, 131103, 143589, 168561, 335041, 393309, 430767, 1005123, 1179927, 1292301, 3015369, 3876903, 9046107, 27138321]

約数ペア:

[(1, 27138321), (3, 9046107), (7, 3876903), (9, 3015369), (21, 1292301), (23, 1179927), (27, 1005123), (63, 430767), (69, 393309), (81, 335041), (161, 168561), (189, 143589), (207, 131103), (483, 56187), (567, 47863), (621, 43701), (1449, 18729), (1863, 14567), (2081, 13041), (4347, 6243)]