1712619

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 18

約数和(自身を含む): 2560740

約数和(自身を除く): 848121

約数列:

[1, 3, 9, 37, 111, 139, 333, 417, 1251, 1369, 4107, 5143, 12321, 15429, 46287, 190291, 570873, 1712619]

約数ペア:

[(1, 1712619), (3, 570873), (9, 190291), (37, 46287), (111, 15429), (139, 12321), (333, 5143), (417, 4107), (1251, 1369)]