42642075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{81223}}^1$

素因数の和:81243

約数の個数: 24

約数和(自身を含む): 80574208

約数和(自身を除く): 37932133

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 81223, 243669, 406115, 568561, 1218345, 1705683, 2030575, 2842805, 6091725, 8528415, 14214025, 42642075]

約数ペア:

[(1, 42642075), (3, 14214025), (5, 8528415), (7, 6091725), (15, 2842805), (21, 2030575), (25, 1705683), (35, 1218345), (75, 568561), (105, 406115), (175, 243669), (525, 81223)]