80020287

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{70009}}^1$

素因数の和:70142

約数の個数: 12

約数和(自身を含む): 116496640

約数和(自身を除く): 36476353

約数列:

[1, 3, 9, 127, 381, 1143, 70009, 210027, 630081, 8891143, 26673429, 80020287]

約数ペア:

[(1, 80020287), (3, 26673429), (9, 8891143), (127, 630081), (381, 210027), (1143, 70009)]