72771713

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 90288000

約数和(自身を除く): 17516287

約数列:

[1, 7, 17, 49, 119, 199, 439, 833, 1393, 3073, 3383, 7463, 9751, 21511, 23681, 52241, 87361, 165767, 365687, 611527, 1485137, 4280689, 10395959, 72771713]

約数ペア:

[(1, 72771713), (7, 10395959), (17, 4280689), (49, 1485137), (119, 611527), (199, 365687), (439, 165767), (833, 87361), (1393, 52241), (3073, 23681), (3383, 21511), (7463, 9751)]