1258657945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{308117}}^1$

素因数の和:308184

約数の個数: 16

約数和(自身を含む): 1626863040

約数和(自身を除く): 368205095

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 308117, 1540585, 5854223, 13249031, 29271115, 66245155, 251731589, 1258657945]

約数ペア:

[(1, 1258657945), (5, 251731589), (19, 66245155), (43, 29271115), (95, 13249031), (215, 5854223), (817, 1540585), (4085, 308117)]