161653077

素因数分解:

$3^5\times {\mathrm{665239}}^1$

素因数の和:665254

約数の個数: 12

約数和(自身を含む): 242147360

約数和(自身を除く): 80494283

約数列:

[1, 3, 9, 27, 81, 243, 665239, 1995717, 5987151, 17961453, 53884359, 161653077]

約数ペア:

[(1, 161653077), (3, 53884359), (9, 17961453), (27, 5987151), (81, 1995717), (243, 665239)]