9976225

素因数分解:

$5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 14294720

約数和(自身を除く): 4318495

約数列:

[1, 5, 7, 25, 35, 109, 175, 523, 545, 763, 2615, 2725, 3661, 3815, 13075, 18305, 19075, 57007, 91525, 285035, 399049, 1425175, 1995245, 9976225]

約数ペア:

[(1, 9976225), (5, 1995245), (7, 1425175), (25, 399049), (35, 285035), (109, 91525), (175, 57007), (523, 19075), (545, 18305), (763, 13075), (2615, 3815), (2725, 3661)]