128014792

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{390289}}^1$

素因数の和:390336

約数の個数: 16

約数和(自身を含む): 245882700

約数和(自身を除く): 117867908

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 390289, 780578, 1561156, 3122312, 16001849, 32003698, 64007396, 128014792]

約数ペア:

[(1, 128014792), (2, 64007396), (4, 32003698), (8, 16001849), (41, 3122312), (82, 1561156), (164, 780578), (328, 390289)]