258486545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{63277}}^1$

素因数の和:63344

約数の個数: 16

約数和(自身を含む): 334107840

約数和(自身を除く): 75621295

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 63277, 316385, 1202263, 2720911, 6011315, 13604555, 51697309, 258486545]

約数ペア:

[(1, 258486545), (5, 51697309), (19, 13604555), (43, 6011315), (95, 2720911), (215, 1202263), (817, 316385), (4085, 63277)]