71891764

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{54629}}^1$

素因数の和:54687

約数の個数: 24

約数和(自身を含む): 146845440

約数和(自身を除く): 74953676

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 54629, 109258, 218516, 382403, 764806, 1529612, 2567563, 5135126, 10270252, 17972941, 35945882, 71891764]

約数ペア:

[(1, 71891764), (2, 35945882), (4, 17972941), (7, 10270252), (14, 5135126), (28, 2567563), (47, 1529612), (94, 764806), (188, 382403), (329, 218516), (658, 109258), (1316, 54629)]