78009438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1000121}}^1$

素因数の和:1000139

約数の個数: 16

約数和(自身を含む): 168020496

約数和(自身を除く): 90011058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1000121, 2000242, 3000363, 6000726, 13001573, 26003146, 39004719, 78009438]

約数ペア:

[(1, 78009438), (2, 39004719), (3, 26003146), (6, 13001573), (13, 6000726), (26, 3000363), (39, 2000242), (78, 1000121)]