257112142

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{50873}}^1$

素因数の和:50920

約数の個数: 24

約数和(自身を含む): 465191856

約数和(自身を除く): 208079714

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 50873, 101746, 356111, 712222, 966587, 1933174, 6766109, 13532218, 18365153, 36730306, 128556071, 257112142]

約数ペア:

[(1, 257112142), (2, 128556071), (7, 36730306), (14, 18365153), (19, 13532218), (38, 6766109), (133, 1933174), (266, 966587), (361, 712222), (722, 356111), (2527, 101746), (5054, 50873)]