71957445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1709}}^1$

素因数の和:2125

約数の個数: 32

約数和(自身を含む): 131984640

約数和(自身を除く): 60027195

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 401, 1203, 1709, 2005, 2807, 5127, 6015, 8421, 8545, 11963, 14035, 25635, 35889, 42105, 59815, 179445, 685309, 2055927, 3426545, 4797163, 10279635, 14391489, 23985815, 71957445]

約数ペア:

[(1, 71957445), (3, 23985815), (5, 14391489), (7, 10279635), (15, 4797163), (21, 3426545), (35, 2055927), (105, 685309), (401, 179445), (1203, 59815), (1709, 42105), (2005, 35889), (2807, 25635), (5127, 14035), (6015, 11963), (8421, 8545)]