289312863

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{853}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 456486912

約数和(自身を除く): 167174049

約数列:

[1, 3, 7, 21, 31, 93, 217, 521, 651, 853, 1563, 2559, 3647, 5971, 10941, 16151, 17913, 26443, 48453, 79329, 113057, 185101, 339171, 444413, 555303, 1333239, 3110891, 9332673, 13776803, 41330409, 96437621, 289312863]

約数ペア:

[(1, 289312863), (3, 96437621), (7, 41330409), (21, 13776803), (31, 9332673), (93, 3110891), (217, 1333239), (521, 555303), (651, 444413), (853, 339171), (1563, 185101), (2559, 113057), (3647, 79329), (5971, 48453), (10941, 26443), (16151, 17913)]