81338931

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{177209}}^1$

素因数の和:177235

約数の個数: 16

約数和(自身を含む): 127591200

約数和(自身を除く): 46252269

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 177209, 531627, 1594881, 3012553, 4784643, 9037659, 27112977, 81338931]

約数ペア:

[(1, 81338931), (3, 27112977), (9, 9037659), (17, 4784643), (27, 3012553), (51, 1594881), (153, 531627), (459, 177209)]