285039

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:58

約数の個数: 28

約数和(自身を含む): 472176

約数和(自身を除く): 187137

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 243, 391, 459, 621, 729, 1173, 1377, 1863, 3519, 4131, 5589, 10557, 12393, 16767, 31671, 95013, 285039]

約数ペア:

[(1, 285039), (3, 95013), (9, 31671), (17, 16767), (23, 12393), (27, 10557), (51, 5589), (69, 4131), (81, 3519), (153, 1863), (207, 1377), (243, 1173), (391, 729), (459, 621)]