26988165

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8447}}^1$

素因数の和:8529

約数の個数: 24

約数和(自身を含む): 47443968

約数和(自身を除く): 20455803

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 8447, 25341, 42235, 76023, 126705, 380115, 599737, 1799211, 2998685, 5397633, 8996055, 26988165]

約数ペア:

[(1, 26988165), (3, 8996055), (5, 5397633), (9, 2998685), (15, 1799211), (45, 599737), (71, 380115), (213, 126705), (355, 76023), (639, 42235), (1065, 25341), (3195, 8447)]