219709919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{35731}}^1$

素因数の和:35798

約数の個数: 16

約数和(自身を含む): 264130944

約数和(自身を除く): 44421025

約数列:

[1, 11, 13, 43, 143, 473, 559, 6149, 35731, 393041, 464503, 1536433, 5109533, 16900763, 19973629, 219709919]

約数ペア:

[(1, 219709919), (11, 19973629), (13, 16900763), (43, 5109533), (143, 1536433), (473, 464503), (559, 393041), (6149, 35731)]