290445913

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{15907}}^1$

素因数の和:15988

約数の個数: 12

約数和(自身を含む): 315932880

約数和(自身を除く): 25486967

約数列:

[1, 19, 31, 589, 961, 15907, 18259, 302233, 493117, 9369223, 15286627, 290445913]

約数ペア:

[(1, 290445913), (19, 15286627), (31, 9369223), (589, 493117), (961, 302233), (15907, 18259)]