120621812

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{68071}}^1$

素因数の和:68518

約数の個数: 12

約数和(自身を含む): 211567776

約数和(自身を除く): 90945964

約数列:

[1, 2, 4, 443, 886, 1772, 68071, 136142, 272284, 30155453, 60310906, 120621812]

約数ペア:

[(1, 120621812), (2, 60310906), (4, 30155453), (443, 272284), (886, 136142), (1772, 68071)]