28120551

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{797}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 39580800

約数和(自身を除く): 11460249

約数列:

[1, 3, 19, 57, 619, 797, 1857, 2391, 11761, 15143, 35283, 45429, 493343, 1480029, 9373517, 28120551]

約数ペア:

[(1, 28120551), (3, 9373517), (19, 1480029), (57, 493343), (619, 45429), (797, 35283), (1857, 15143), (2391, 11761)]