105888069

素因数分解:

$3^2\times 7^2\times {\mathrm{240109}}^1$

素因数の和:240129

約数の個数: 18

約数和(自身を含む): 177921510

約数和(自身を除く): 72033441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 240109, 720327, 1680763, 2160981, 5042289, 11765341, 15126867, 35296023, 105888069]

約数ペア:

[(1, 105888069), (3, 35296023), (7, 15126867), (9, 11765341), (21, 5042289), (49, 2160981), (63, 1680763), (147, 720327), (441, 240109)]