200378878

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{138959}}^1$

素因数の和:139071

約数の個数: 16

約数和(自身を含む): 346844160

約数和(自身を除く): 146465282

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 138959, 277918, 972713, 1945426, 14312777, 28625554, 100189439, 200378878]

約数ペア:

[(1, 200378878), (2, 100189439), (7, 28625554), (14, 14312777), (103, 1945426), (206, 972713), (721, 277918), (1442, 138959)]