313620905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{1759}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 409685760

約数和(自身を除く): 96064855

約数列:

[1, 5, 13, 65, 169, 211, 845, 1055, 1759, 2743, 8795, 13715, 22867, 35659, 114335, 178295, 297271, 371149, 1486355, 1855745, 4824937, 24124685, 62724181, 313620905]

約数ペア:

[(1, 313620905), (5, 62724181), (13, 24124685), (65, 4824937), (169, 1855745), (211, 1486355), (845, 371149), (1055, 297271), (1759, 178295), (2743, 114335), (8795, 35659), (13715, 22867)]