287130717

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{559709}}^1$

素因数の和:559737

約数の個数: 16

約数和(自身を含む): 447768000

約数和(自身を除く): 160637283

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 559709, 1679127, 5037381, 10634471, 15112143, 31903413, 95710239, 287130717]

約数ペア:

[(1, 287130717), (3, 95710239), (9, 31903413), (19, 15112143), (27, 10634471), (57, 5037381), (171, 1679127), (513, 559709)]