56821247

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{6659}}^1$

素因数の和:6742

約数の個数: 16

約数和(自身を含む): 69050880

約数和(自身を除く): 12229633

約数列:

[1, 7, 23, 53, 161, 371, 1219, 6659, 8533, 46613, 153157, 352927, 1072099, 2470489, 8117321, 56821247]

約数ペア:

[(1, 56821247), (7, 8117321), (23, 2470489), (53, 1072099), (161, 352927), (371, 153157), (1219, 46613), (6659, 8533)]