27742491

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2087}}^1$

素因数の和:2311

約数の個数: 24

約数和(自身を含む): 46036224

約数和(自身を除く): 18293733

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 2087, 4431, 6261, 13293, 14609, 18783, 43827, 131481, 440357, 1321071, 3082499, 3963213, 9247497, 27742491]

約数ペア:

[(1, 27742491), (3, 9247497), (7, 3963213), (9, 3082499), (21, 1321071), (63, 440357), (211, 131481), (633, 43827), (1477, 18783), (1899, 14609), (2087, 13293), (4431, 6261)]