129040402

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1\times {\mathrm{541}}^1$

素因数の和:1281

約数の個数: 16

約数和(自身を含む): 195120000

約数和(自身を除く): 66079598

約数列:

[1, 2, 239, 478, 499, 541, 998, 1082, 119261, 129299, 238522, 258598, 269959, 539918, 64520201, 129040402]

約数ペア:

[(1, 129040402), (2, 64520201), (239, 539918), (478, 269959), (499, 258598), (541, 238522), (998, 129299), (1082, 119261)]