28381238

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1\times {\mathrm{443}}^1$

素因数の和:859

約数の個数: 16

約数和(自身を含む): 43220736

約数和(自身を除く): 14839498

約数列:

[1, 2, 103, 206, 311, 443, 622, 886, 32033, 45629, 64066, 91258, 137773, 275546, 14190619, 28381238]

約数ペア:

[(1, 28381238), (2, 14190619), (103, 275546), (206, 137773), (311, 91258), (443, 64066), (622, 45629), (886, 32033)]