166476807

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20807}}^1$

素因数の和:20947

約数の個数: 24

約数和(自身を含む): 276996096

約数和(自身を除く): 110519289

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 20807, 62421, 145649, 187263, 436947, 1310841, 2642489, 7927467, 18497423, 23782401, 55492269, 166476807]

約数ペア:

[(1, 166476807), (3, 55492269), (7, 23782401), (9, 18497423), (21, 7927467), (63, 2642489), (127, 1310841), (381, 436947), (889, 187263), (1143, 145649), (2667, 62421), (8001, 20807)]