31488947

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{733}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 40270176

約数和(自身を除く): 8781229

約数列:

[1, 7, 17, 19, 119, 133, 323, 361, 733, 2261, 2527, 5131, 6137, 12461, 13927, 42959, 87227, 97489, 236759, 264613, 1657313, 1852291, 4498421, 31488947]

約数ペア:

[(1, 31488947), (7, 4498421), (17, 1852291), (19, 1657313), (119, 264613), (133, 236759), (323, 97489), (361, 87227), (733, 42959), (2261, 13927), (2527, 12461), (5131, 6137)]