56408919

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{17789}}^1$

素因数の和:17950

約数の個数: 16

約数和(自身を含む): 86530560

約数和(自身を除く): 30121641

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 17789, 53367, 124523, 373569, 2686139, 8058417, 18802973, 56408919]

約数ペア:

[(1, 56408919), (3, 18802973), (7, 8058417), (21, 2686139), (151, 373569), (453, 124523), (1057, 53367), (3171, 17789)]