78921269

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{353}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 97590720

約数和(自身を除く): 18669451

約数列:

[1, 7, 19, 41, 133, 287, 353, 779, 1681, 2471, 5453, 6707, 11767, 14473, 31939, 46949, 101311, 223573, 274987, 593393, 1924909, 4153751, 11274467, 78921269]

約数ペア:

[(1, 78921269), (7, 11274467), (19, 4153751), (41, 1924909), (133, 593393), (287, 274987), (353, 223573), (779, 101311), (1681, 46949), (2471, 31939), (5453, 14473), (6707, 11767)]