1639132565

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{352123}}^1$

素因数の和:352161

約数の個数: 24

約数和(自身を含む): 2408528160

約数和(自身を除く): 769395595

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 4655, 352123, 1760615, 2464861, 6690337, 12324305, 17254027, 33451685, 46832359, 86270135, 234161795, 327826513, 1639132565]

約数ペア:

[(1, 1639132565), (5, 327826513), (7, 234161795), (19, 86270135), (35, 46832359), (49, 33451685), (95, 17254027), (133, 12324305), (245, 6690337), (665, 2464861), (931, 1760615), (4655, 352123)]