243438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3121}}^1$

素因数の和:3139

約数の個数: 16

約数和(自身を含む): 524496

約数和(自身を除く): 281058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3121, 6242, 9363, 18726, 40573, 81146, 121719, 243438]

約数ペア:

[(1, 243438), (2, 121719), (3, 81146), (6, 40573), (13, 18726), (26, 9363), (39, 6242), (78, 3121)]