1621638239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{7643}}^1$

素因数の和:8534

約数の個数: 16

約数和(自身を含む): 1840675200

約数和(自身を除く): 219036961

約数列:

[1, 13, 19, 247, 859, 7643, 11167, 16321, 99359, 145217, 212173, 1887821, 6565337, 85349381, 124741403, 1621638239]

約数ペア:

[(1, 1621638239), (13, 124741403), (19, 85349381), (247, 6565337), (859, 1887821), (7643, 212173), (11167, 145217), (16321, 99359)]