13897089

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{4637}}^1$

素因数の和:4686

約数の個数: 20

約数和(自身を含む): 21325524

約数和(自身を除く): 7428435

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 4637, 13911, 41733, 125199, 171569, 375597, 514707, 1544121, 4632363, 13897089]

約数ペア:

[(1, 13897089), (3, 4632363), (9, 1544121), (27, 514707), (37, 375597), (81, 171569), (111, 125199), (333, 41733), (999, 13911), (2997, 4637)]