391039246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{206027}}^1$

素因数の和:206115

約数の個数: 16

約数和(自身を含む): 640335024

約数和(自身を除く): 249295778

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 206027, 412054, 2678351, 5356702, 15039971, 30079942, 195519623, 391039246]

約数ペア:

[(1, 391039246), (2, 195519623), (13, 30079942), (26, 15039971), (73, 5356702), (146, 2678351), (949, 412054), (1898, 206027)]