30390438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{389621}}^1$

素因数の和:389639

約数の個数: 16

約数和(自身を含む): 65456496

約数和(自身を除く): 35066058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 389621, 779242, 1168863, 2337726, 5065073, 10130146, 15195219, 30390438]

約数ペア:

[(1, 30390438), (2, 15195219), (3, 10130146), (6, 5065073), (13, 2337726), (26, 1168863), (39, 779242), (78, 389621)]