28777723

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{443}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 32820480

約数和(自身を除く): 4042757

約数列:

[1, 13, 19, 247, 263, 443, 3419, 4997, 5759, 8417, 64961, 109421, 116509, 1514617, 2213671, 28777723]

約数ペア:

[(1, 28777723), (13, 2213671), (19, 1514617), (247, 116509), (263, 109421), (443, 64961), (3419, 8417), (4997, 5759)]