81498447

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 125314560

約数和(自身を除く): 43816113

約数列:

[1, 3, 9, 27, 41, 83, 123, 249, 369, 747, 887, 1107, 2241, 2661, 3403, 7983, 10209, 23949, 30627, 36367, 73621, 91881, 109101, 220863, 327303, 662589, 981909, 1987767, 3018461, 9055383, 27166149, 81498447]

約数ペア:

[(1, 81498447), (3, 27166149), (9, 9055383), (27, 3018461), (41, 1987767), (83, 981909), (123, 662589), (249, 327303), (369, 220863), (747, 109101), (887, 91881), (1107, 73621), (2241, 36367), (2661, 30627), (3403, 23949), (7983, 10209)]