1220517039

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{224401}}^1$

素因数の和:224455

約数の個数: 24

約数和(自身を含む): 1944218928

約数和(自身を除く): 723701889

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 224401, 673203, 1570807, 4712421, 8302837, 10995649, 24908511, 32986947, 58119859, 174359577, 406839013, 1220517039]

約数ペア:

[(1, 1220517039), (3, 406839013), (7, 174359577), (21, 58119859), (37, 32986947), (49, 24908511), (111, 10995649), (147, 8302837), (259, 4712421), (777, 1570807), (1813, 673203), (5439, 224401)]