12649005

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 23048064

約数和(自身を除く): 10399059

約数列:

[1, 3, 5, 9, 15, 37, 45, 71, 107, 111, 185, 213, 321, 333, 355, 535, 555, 639, 963, 1065, 1605, 1665, 2627, 3195, 3959, 4815, 7597, 7881, 11877, 13135, 19795, 22791, 23643, 35631, 37985, 39405, 59385, 68373, 113955, 118215, 178155, 281089, 341865, 843267, 1405445, 2529801, 4216335, 12649005]

約数ペア:

[(1, 12649005), (3, 4216335), (5, 2529801), (9, 1405445), (15, 843267), (37, 341865), (45, 281089), (71, 178155), (107, 118215), (111, 113955), (185, 68373), (213, 59385), (321, 39405), (333, 37985), (355, 35631), (535, 23643), (555, 22791), (639, 19795), (963, 13135), (1065, 11877), (1605, 7881), (1665, 7597), (2627, 4815), (3195, 3959)]