205121195055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{651178397}}^1$

素因数の和:651178415

約数の個数: 24

約数和(自身を含む): 406335320352

約数和(自身を除く): 201214125297

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 651178397, 1953535191, 3255891985, 4558248779, 5860605573, 9767675955, 13674746337, 22791243895, 29303027865, 41024239011, 68373731685, 205121195055]

約数ペア:

[(1, 205121195055), (3, 68373731685), (5, 41024239011), (7, 29303027865), (9, 22791243895), (15, 13674746337), (21, 9767675955), (35, 5860605573), (45, 4558248779), (63, 3255891985), (105, 1953535191), (315, 651178397)]