128115459

素因数分解:

$3^3\times {\mathrm{1487}}^1\times {\mathrm{3191}}^1$

素因数の和:4687

約数の個数: 16

約数和(自身を含む): 189987840

約数和(自身を除く): 61872381

約数列:

[1, 3, 9, 27, 1487, 3191, 4461, 9573, 13383, 28719, 40149, 86157, 4745017, 14235051, 42705153, 128115459]

約数ペア:

[(1, 128115459), (3, 42705153), (9, 14235051), (27, 4745017), (1487, 86157), (3191, 40149), (4461, 28719), (9573, 13383)]