56391909

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{8747}}^1$

素因数の和:9064

約数の個数: 16

約数和(自身を含む): 86220288

約数和(自身を除く): 29828379

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 8747, 26241, 61229, 183687, 2685329, 8055987, 18797303, 56391909]

約数ペア:

[(1, 56391909), (3, 18797303), (7, 8055987), (21, 2685329), (307, 183687), (921, 61229), (2149, 26241), (6447, 8747)]