205653955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{367}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 274869504

約数和(自身を除く): 69215549

約数列:

[1, 5, 13, 37, 65, 185, 233, 367, 481, 1165, 1835, 2405, 3029, 4771, 8621, 13579, 15145, 23855, 43105, 67895, 85511, 112073, 176527, 427555, 560365, 882635, 1111643, 3163907, 5558215, 15819535, 41130791, 205653955]

約数ペア:

[(1, 205653955), (5, 41130791), (13, 15819535), (37, 5558215), (65, 3163907), (185, 1111643), (233, 882635), (367, 560365), (481, 427555), (1165, 176527), (1835, 112073), (2405, 85511), (3029, 67895), (4771, 43105), (8621, 23855), (13579, 15145)]