208049259

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{853}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 319737600

約数和(自身を除く): 111688341

約数列:

[1, 3, 11, 19, 33, 57, 209, 389, 627, 853, 1167, 2559, 4279, 7391, 9383, 12837, 16207, 22173, 28149, 48621, 81301, 178277, 243903, 331817, 534831, 995451, 3649987, 6304523, 10949961, 18913569, 69349753, 208049259]

約数ペア:

[(1, 208049259), (3, 69349753), (11, 18913569), (19, 10949961), (33, 6304523), (57, 3649987), (209, 995451), (389, 534831), (627, 331817), (853, 243903), (1167, 178277), (2559, 81301), (4279, 48621), (7391, 28149), (9383, 22173), (12837, 16207)]