28777868

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4871}}^1$

素因数の和:5093

約数の個数: 24

約数和(自身を含む): 57840384

約数和(自身を除く): 29062516

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 4871, 5908, 9742, 19484, 34097, 68194, 136388, 1027781, 2055562, 4111124, 7194467, 14388934, 28777868]

約数ペア:

[(1, 28777868), (2, 14388934), (4, 7194467), (7, 4111124), (14, 2055562), (28, 1027781), (211, 136388), (422, 68194), (844, 34097), (1477, 19484), (2954, 9742), (4871, 5908)]