199366937

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1753}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 254344032

約数和(自身を除く): 54977095

約数列:

[1, 7, 11, 49, 77, 211, 539, 1477, 1753, 2321, 10339, 12271, 16247, 19283, 85897, 113729, 134981, 369883, 944867, 2589181, 4068713, 18124267, 28480991, 199366937]

約数ペア:

[(1, 199366937), (7, 28480991), (11, 18124267), (49, 4068713), (77, 2589181), (211, 944867), (539, 369883), (1477, 134981), (1753, 113729), (2321, 85897), (10339, 19283), (12271, 16247)]