12657255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4993}}^1$

素因数の和:5027

約数の個数: 24

約数和(自身を含む): 21933648

約数和(自身を除く): 9276393

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 4993, 14979, 24965, 64909, 74895, 194727, 324545, 843817, 973635, 2531451, 4219085, 12657255]

約数ペア:

[(1, 12657255), (3, 4219085), (5, 2531451), (13, 973635), (15, 843817), (39, 324545), (65, 194727), (169, 74895), (195, 64909), (507, 24965), (845, 14979), (2535, 4993)]