129219208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{393961}}^1$

素因数の和:394008

約数の個数: 16

約数和(自身を含む): 248196060

約数和(自身を除く): 118976852

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 393961, 787922, 1575844, 3151688, 16152401, 32304802, 64609604, 129219208]

約数ペア:

[(1, 129219208), (2, 64609604), (4, 32304802), (8, 16152401), (41, 3151688), (82, 1575844), (164, 787922), (328, 393961)]