487539

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:488

約数の個数: 20

約数和(自身を含む): 786016

約数和(自身を除く): 298477

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 463, 1053, 1389, 4167, 6019, 12501, 18057, 37503, 54171, 162513, 487539]

約数ペア:

[(1, 487539), (3, 162513), (9, 54171), (13, 37503), (27, 18057), (39, 12501), (81, 6019), (117, 4167), (351, 1389), (463, 1053)]