51801438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{664121}}^1$

素因数の和:664139

約数の個数: 16

約数和(自身を含む): 111572496

約数和(自身を除く): 59771058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 664121, 1328242, 1992363, 3984726, 8633573, 17267146, 25900719, 51801438]

約数ペア:

[(1, 51801438), (2, 25900719), (3, 17267146), (6, 8633573), (13, 3984726), (26, 1992363), (39, 1328242), (78, 664121)]