620437467

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1227

約数の個数: 32

約数和(自身を含む): 905893632

約数和(自身を除く): 285456165

約数列:

[1, 3, 13, 39, 107, 157, 321, 471, 947, 1391, 2041, 2841, 4173, 6123, 12311, 16799, 36933, 50397, 101329, 148679, 218387, 303987, 446037, 655161, 1317277, 1932827, 3951831, 5798481, 15908653, 47725959, 206812489, 620437467]

約数ペア:

[(1, 620437467), (3, 206812489), (13, 47725959), (39, 15908653), (107, 5798481), (157, 3951831), (321, 1932827), (471, 1317277), (947, 655161), (1391, 446037), (2041, 303987), (2841, 218387), (4173, 148679), (6123, 101329), (12311, 50397), (16799, 36933)]