28016028

素因数分解:

$2^2\times 3^2\times {\mathrm{778223}}^1$

素因数の和:778233

約数の個数: 18

約数和(自身を含む): 70818384

約数和(自身を除く): 42802356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 778223, 1556446, 2334669, 3112892, 4669338, 7004007, 9338676, 14008014, 28016028]

約数ペア:

[(1, 28016028), (2, 14008014), (3, 9338676), (4, 7004007), (6, 4669338), (9, 3112892), (12, 2334669), (18, 1556446), (36, 778223)]