1138240315

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{278639}}^1$

素因数の和:278706

約数の個数: 16

約数和(自身を含む): 1471219200

約数和(自身を除く): 332978885

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 278639, 1393195, 5294141, 11981477, 26470705, 59907385, 227648063, 1138240315]

約数ペア:

[(1, 1138240315), (5, 227648063), (19, 59907385), (43, 26470705), (95, 11981477), (215, 5294141), (817, 1393195), (4085, 278639)]