51405431

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 69189120

約数和(自身を除く): 17783689

約数列:

[1, 7, 11, 19, 41, 77, 133, 209, 287, 451, 779, 857, 1463, 3157, 5453, 5999, 8569, 9427, 16283, 35137, 59983, 65989, 113981, 179113, 245959, 386507, 667603, 1253791, 2705549, 4673221, 7343633, 51405431]

約数ペア:

[(1, 51405431), (7, 7343633), (11, 4673221), (19, 2705549), (41, 1253791), (77, 667603), (133, 386507), (209, 245959), (287, 179113), (451, 113981), (779, 65989), (857, 59983), (1463, 35137), (3157, 16283), (5453, 9427), (5999, 8569)]