87169285

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20929}}^1$

素因数の和:20965

約数の個数: 24

約数和(自身を含む): 128845080

約数和(自身を除く): 41675795

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 20929, 104645, 146503, 355793, 732515, 1025521, 1778965, 2490551, 5127605, 12452755, 17433857, 87169285]

約数ペア:

[(1, 87169285), (5, 17433857), (7, 12452755), (17, 5127605), (35, 2490551), (49, 1778965), (85, 1025521), (119, 732515), (245, 355793), (595, 146503), (833, 104645), (4165, 20929)]