28786942

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:831

約数の個数: 16

約数和(自身を含む): 43776000

約数和(自身を除く): 14989058

約数列:

[1, 2, 151, 199, 302, 398, 479, 958, 30049, 60098, 72329, 95321, 144658, 190642, 14393471, 28786942]

約数ペア:

[(1, 28786942), (2, 14393471), (151, 190642), (199, 144658), (302, 95321), (398, 72329), (479, 60098), (958, 30049)]