9957725

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 12930720

約数和(自身を除く): 2972995

約数列:

[1, 5, 25, 43, 59, 157, 215, 295, 785, 1075, 1475, 2537, 3925, 6751, 9263, 12685, 33755, 46315, 63425, 168775, 231575, 398309, 1991545, 9957725]

約数ペア:

[(1, 9957725), (5, 1991545), (25, 398309), (43, 231575), (59, 168775), (157, 63425), (215, 46315), (295, 33755), (785, 12685), (1075, 9263), (1475, 6751), (2537, 3925)]