53707311

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12007}}^1$

素因数の和:12091

約数の個数: 24

約数和(自身を含む): 89915904

約数和(自身を除く): 36208593

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 12007, 36021, 84049, 108063, 252147, 756441, 852497, 2557491, 5967479, 7672473, 17902437, 53707311]

約数ペア:

[(1, 53707311), (3, 17902437), (7, 7672473), (9, 5967479), (21, 2557491), (63, 852497), (71, 756441), (213, 252147), (497, 108063), (639, 84049), (1491, 36021), (4473, 12007)]