9940478975

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{638233}}^1$

素因数の和:638339

約数の個数: 24

約数和(自身を含む): 14245382880

約数和(自身を除く): 4304903905

約数列:

[1, 5, 7, 25, 35, 89, 175, 445, 623, 2225, 3115, 15575, 638233, 3191165, 4467631, 15955825, 22338155, 56802737, 111690775, 284013685, 397619159, 1420068425, 1988095795, 9940478975]

約数ペア:

[(1, 9940478975), (5, 1988095795), (7, 1420068425), (25, 397619159), (35, 284013685), (89, 111690775), (175, 56802737), (445, 22338155), (623, 15955825), (2225, 4467631), (3115, 3191165), (15575, 638233)]