28276892

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21487}}^1$

素因数の和:21545

約数の個数: 24

約数和(自身を含む): 57759744

約数和(自身を除く): 29482852

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 21487, 42974, 85948, 150409, 300818, 601636, 1009889, 2019778, 4039556, 7069223, 14138446, 28276892]

約数ペア:

[(1, 28276892), (2, 14138446), (4, 7069223), (7, 4039556), (14, 2019778), (28, 1009889), (47, 601636), (94, 300818), (188, 150409), (329, 85948), (658, 42974), (1316, 21487)]