209785719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{489011}}^1$

素因数の和:489038

約数の個数: 16

約数和(自身を含む): 328616064

約数和(自身を除く): 118830345

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 489011, 1467033, 5379121, 6357143, 16137363, 19071429, 69928573, 209785719]

約数ペア:

[(1, 209785719), (3, 69928573), (11, 19071429), (13, 16137363), (33, 6357143), (39, 5379121), (143, 1467033), (429, 489011)]