4991129

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 6256320

約数和(自身を除く): 1265191

約数列:

[1, 11, 13, 19, 121, 143, 167, 209, 247, 1573, 1837, 2171, 2299, 2717, 3173, 20207, 23881, 29887, 34903, 41249, 262691, 383933, 453739, 4991129]

約数ペア:

[(1, 4991129), (11, 453739), (13, 383933), (19, 262691), (121, 41249), (143, 34903), (167, 29887), (209, 23881), (247, 20207), (1573, 3173), (1837, 2717), (2171, 2299)]