89980478

素因数分解:

$2^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{17903}}^1$

素因数の和:18271

約数の個数: 16

約数和(自身を含む): 154690560

約数和(自身を除く): 64710082

約数列:

[1, 2, 7, 14, 359, 718, 2513, 5026, 17903, 35806, 125321, 250642, 6427177, 12854354, 44990239, 89980478]

約数ペア:

[(1, 89980478), (2, 44990239), (7, 12854354), (14, 6427177), (359, 250642), (718, 125321), (2513, 35806), (5026, 17903)]