78457628

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{456149}}^1$

素因数の和:456196

約数の個数: 12

約数和(自身を含む): 140494200

約数和(自身を除く): 62036572

約数列:

[1, 2, 4, 43, 86, 172, 456149, 912298, 1824596, 19614407, 39228814, 78457628]

約数ペア:

[(1, 78457628), (2, 39228814), (4, 19614407), (43, 1824596), (86, 912298), (172, 456149)]