27728487

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{2153}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 42339024

約数和(自身を除く): 14610537

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 1431, 2153, 4293, 6459, 12879, 19377, 58131, 114109, 174393, 342327, 523179, 1026981, 3080943, 9242829, 27728487]

約数ペア:

[(1, 27728487), (3, 9242829), (9, 3080943), (27, 1026981), (53, 523179), (81, 342327), (159, 174393), (243, 114109), (477, 58131), (1431, 19377), (2153, 12879), (4293, 6459)]