161757567

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{39157}}^1$

素因数の和:39189

約数の個数: 24

約数和(自身を含む): 256563216

約数和(自身を除く): 94805649

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 39157, 117471, 352413, 665669, 1057239, 1997007, 3171717, 5991021, 9515151, 17973063, 53919189, 161757567]

約数ペア:

[(1, 161757567), (3, 53919189), (9, 17973063), (17, 9515151), (27, 5991021), (51, 3171717), (81, 1997007), (153, 1057239), (243, 665669), (459, 352413), (1377, 117471), (4131, 39157)]