56904141

素因数分解:

$3^1\times 7^2\times {\mathrm{521}}^1\times {\mathrm{743}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 88547904

約数和(自身を除く): 31643763

約数列:

[1, 3, 7, 21, 49, 147, 521, 743, 1563, 2229, 3647, 5201, 10941, 15603, 25529, 36407, 76587, 109221, 387103, 1161309, 2709721, 8129163, 18968047, 56904141]

約数ペア:

[(1, 56904141), (3, 18968047), (7, 8129163), (21, 2709721), (49, 1161309), (147, 387103), (521, 109221), (743, 76587), (1563, 36407), (2229, 25529), (3647, 15603), (5201, 10941)]