56128449

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{743}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 81691200

約数和(自身を除く): 25562751

約数列:

[1, 3, 13, 39, 149, 169, 447, 507, 743, 1937, 2229, 5811, 9659, 25181, 28977, 75543, 110707, 125567, 332121, 376701, 1439191, 4317573, 18709483, 56128449]

約数ペア:

[(1, 56128449), (3, 18709483), (13, 4317573), (39, 1439191), (149, 376701), (169, 332121), (447, 125567), (507, 110707), (743, 75543), (1937, 28977), (2229, 25181), (5811, 9659)]