257044202498

素因数分解:

$2^1\times {\mathrm{1249}}^1\times {\mathrm{4723}}^1\times {\mathrm{21787}}^1$

素因数の和:27761

約数の個数: 16

約数和(自身を含む): 385974420000

約数和(自身を除く): 128930217502

約数列:

[1, 2, 1249, 2498, 4723, 9446, 21787, 43574, 5899027, 11798054, 27211963, 54423926, 102900001, 205800002, 128522101249, 257044202498]

約数ペア:

[(1, 257044202498), (2, 128522101249), (1249, 205800002), (2498, 102900001), (4723, 54423926), (9446, 27211963), (21787, 11798054), (43574, 5899027)]