138667059

素因数分解:

$3^4\times {\mathrm{719}}^1\times {\mathrm{2381}}^1$

素因数の和:3112

約数の個数: 20

約数和(自身を含む): 207519840

約数和(自身を除く): 68852781

約数列:

[1, 3, 9, 27, 81, 719, 2157, 2381, 6471, 7143, 19413, 21429, 58239, 64287, 192861, 1711939, 5135817, 15407451, 46222353, 138667059]

約数ペア:

[(1, 138667059), (3, 46222353), (9, 15407451), (27, 5135817), (81, 1711939), (719, 192861), (2157, 64287), (2381, 58239), (6471, 21429), (7143, 19413)]