28457858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5237}}^1$

素因数の和:5282

約数の個数: 32

約数和(自身を含む): 52799040

約数和(自身を除く): 24341182

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5237, 5434, 10474, 57607, 68081, 99503, 115214, 136162, 199006, 748891, 1094533, 1293539, 1497782, 2189066, 2587078, 14228929, 28457858]

約数ペア:

[(1, 28457858), (2, 14228929), (11, 2587078), (13, 2189066), (19, 1497782), (22, 1293539), (26, 1094533), (38, 748891), (143, 199006), (209, 136162), (247, 115214), (286, 99503), (418, 68081), (494, 57607), (2717, 10474), (5237, 5434)]