388664163

素因数分解:

$3^6\times {\mathrm{431}}^1\times {\mathrm{1237}}^1$

素因数の和:1686

約数の個数: 28

約数和(自身を含む): 584553888

約数和(自身を除く): 195889725

約数列:

[1, 3, 9, 27, 81, 243, 431, 729, 1237, 1293, 3711, 3879, 11133, 11637, 33399, 34911, 100197, 104733, 300591, 314199, 533147, 901773, 1599441, 4798323, 14394969, 43184907, 129554721, 388664163]

約数ペア:

[(1, 388664163), (3, 129554721), (9, 43184907), (27, 14394969), (81, 4798323), (243, 1599441), (431, 901773), (729, 533147), (1237, 314199), (1293, 300591), (3711, 104733), (3879, 100197), (11133, 34911), (11637, 33399)]