131490459

素因数分解:

$3^6\times {\mathrm{180371}}^1$

素因数の和:180389

約数の個数: 14

約数和(自身を含む): 197146596

約数和(自身を除く): 65656137

約数列:

[1, 3, 9, 27, 81, 243, 729, 180371, 541113, 1623339, 4870017, 14610051, 43830153, 131490459]

約数ペア:

[(1, 131490459), (3, 43830153), (9, 14610051), (27, 4870017), (81, 1623339), (243, 541113), (729, 180371)]