27809649

素因数分解:

$3^5\times 7^1\times {\mathrm{16349}}^1$

素因数の和:16371

約数の個数: 24

約数和(自身を含む): 47611200

約数和(自身を除く): 19801551

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16349, 49047, 114443, 147141, 343329, 441423, 1029987, 1324269, 3089961, 3972807, 9269883, 27809649]

約数ペア:

[(1, 27809649), (3, 9269883), (7, 3972807), (9, 3089961), (21, 1324269), (27, 1029987), (63, 441423), (81, 343329), (189, 147141), (243, 114443), (567, 49047), (1701, 16349)]