28542249

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{1129}}^1$

素因数の和:1241

約数の個数: 18

約数和(自身を含む): 42057470

約数和(自身を除く): 13515221

約数列:

[1, 3, 9, 53, 159, 477, 1129, 2809, 3387, 8427, 10161, 25281, 59837, 179511, 538533, 3171361, 9514083, 28542249]

約数ペア:

[(1, 28542249), (3, 9514083), (9, 3171361), (53, 538533), (159, 179511), (477, 59837), (1129, 25281), (2809, 10161), (3387, 8427)]