7749021

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9973}}^1$

素因数の和:10020

約数の個数: 16

約数和(自身を含む): 12128384

約数和(自身を除く): 4379363

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 9973, 29919, 69811, 209433, 369001, 1107003, 2583007, 7749021]

約数ペア:

[(1, 7749021), (3, 2583007), (7, 1107003), (21, 369001), (37, 209433), (111, 69811), (259, 29919), (777, 9973)]