138946239

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{87223}}^1$

素因数の和:87291

約数の個数: 16

約数和(自身を含む): 209337600

約数和(自身を除く): 70391361

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 87223, 261669, 785007, 2355021, 5146157, 15438471, 46315413, 138946239]

約数ペア:

[(1, 138946239), (3, 46315413), (9, 15438471), (27, 5146157), (59, 2355021), (177, 785007), (531, 261669), (1593, 87223)]