9986725

素因数分解:

$5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 14284800

約数和(自身を除く): 4298075

約数列:

[1, 5, 7, 25, 35, 149, 175, 383, 745, 1043, 1915, 2681, 3725, 5215, 9575, 13405, 26075, 57067, 67025, 285335, 399469, 1426675, 1997345, 9986725]

約数ペア:

[(1, 9986725), (5, 1997345), (7, 1426675), (25, 399469), (35, 285335), (149, 67025), (175, 57067), (383, 26075), (745, 13405), (1043, 9575), (1915, 5215), (2681, 3725)]