1860471

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 18

約数和(自身を含む): 2780232

約数和(自身を除く): 919761

約数列:

[1, 3, 9, 37, 111, 151, 333, 453, 1359, 1369, 4107, 5587, 12321, 16761, 50283, 206719, 620157, 1860471]

約数ペア:

[(1, 1860471), (3, 620157), (9, 206719), (37, 50283), (111, 16761), (151, 12321), (333, 5587), (453, 4107), (1359, 1369)]