138840321

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{1601}}^1$

素因数の和:1952

約数の個数: 16

約数和(自身を含む): 187472448

約数和(自身を除く): 48632127

約数列:

[1, 3, 137, 211, 411, 633, 1601, 4803, 28907, 86721, 219337, 337811, 658011, 1013433, 46280107, 138840321]

約数ペア:

[(1, 138840321), (3, 46280107), (137, 1013433), (211, 658011), (411, 337811), (633, 219337), (1601, 86721), (4803, 28907)]