161707977

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{438233}}^1$

素因数の和:438280

約数の個数: 12

約数和(自身を含む): 239275764

約数和(自身を除く): 77567787

約数列:

[1, 3, 9, 41, 123, 369, 438233, 1314699, 3944097, 17967553, 53902659, 161707977]

約数ペア:

[(1, 161707977), (3, 53902659), (9, 17967553), (41, 3944097), (123, 1314699), (369, 438233)]