17995989

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1231}}^1$

素因数の和:1688

約数の個数: 16

約数和(自身を含む): 26256384

約数和(自身を除く): 8260395

約数列:

[1, 3, 11, 33, 443, 1231, 1329, 3693, 4873, 13541, 14619, 40623, 545333, 1635999, 5998663, 17995989]

約数ペア:

[(1, 17995989), (3, 5998663), (11, 1635999), (33, 545333), (443, 40623), (1231, 14619), (1329, 13541), (3693, 4873)]