71730279

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{21599}}^1$

素因数の和:21652

約数の個数: 20

約数和(自身を含む): 109771200

約数和(自身を除く): 38040921

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 21599, 64797, 194391, 583173, 885559, 1749519, 2656677, 7970031, 23910093, 71730279]

約数ペア:

[(1, 71730279), (3, 23910093), (9, 7970031), (27, 2656677), (41, 1749519), (81, 885559), (123, 583173), (369, 194391), (1107, 64797), (3321, 21599)]