391493396

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{607909}}^1$

素因数の和:607943

約数の個数: 24

約数和(自身を含む): 817031040

約数和(自身を除く): 425537644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 607909, 1215818, 2431636, 4255363, 8510726, 13981907, 17021452, 27963814, 55927628, 97873349, 195746698, 391493396]

約数ペア:

[(1, 391493396), (2, 195746698), (4, 97873349), (7, 55927628), (14, 27963814), (23, 17021452), (28, 13981907), (46, 8510726), (92, 4255363), (161, 2431636), (322, 1215818), (644, 607909)]