128839384

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{392803}}^1$

素因数の和:392850

約数の個数: 16

約数和(自身を含む): 247466520

約数和(自身を除く): 118627136

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 392803, 785606, 1571212, 3142424, 16104923, 32209846, 64419692, 128839384]

約数ペア:

[(1, 128839384), (2, 64419692), (4, 32209846), (8, 16104923), (41, 3142424), (82, 1571212), (164, 785606), (328, 392803)]