128179448

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{390791}}^1$

素因数の和:390838

約数の個数: 16

約数和(自身を含む): 246198960

約数和(自身を除く): 118019512

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 390791, 781582, 1563164, 3126328, 16022431, 32044862, 64089724, 128179448]

約数ペア:

[(1, 128179448), (2, 64089724), (4, 32044862), (8, 16022431), (41, 3126328), (82, 1563164), (164, 781582), (328, 390791)]