208889427

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 298027008

約数和(自身を除く): 89137581

約数列:

[1, 3, 23, 69, 73, 113, 219, 339, 367, 1101, 1679, 2599, 5037, 7797, 8249, 8441, 24747, 25323, 26791, 41471, 80373, 124413, 189727, 569181, 616193, 953833, 1848579, 2861499, 3027383, 9082149, 69629809, 208889427]

約数ペア:

[(1, 208889427), (3, 69629809), (23, 9082149), (69, 3027383), (73, 2861499), (113, 1848579), (219, 953833), (339, 616193), (367, 569181), (1101, 189727), (1679, 124413), (2599, 80373), (5037, 41471), (7797, 26791), (8249, 25323), (8441, 24747)]