289440147

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{7103}}^1$

素因数の和:7187

約数の個数: 24

約数和(自身を含む): 418738176

約数和(自身を除く): 129298029

約数列:

[1, 3, 17, 47, 51, 141, 289, 799, 867, 2397, 7103, 13583, 21309, 40749, 120751, 333841, 362253, 1001523, 2052767, 5675297, 6158301, 17025891, 96480049, 289440147]

約数ペア:

[(1, 289440147), (3, 96480049), (17, 17025891), (47, 6158301), (51, 5675297), (141, 2052767), (289, 1001523), (799, 362253), (867, 333841), (2397, 120751), (7103, 40749), (13583, 21309)]