2009175

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 3928320

約数和(自身を除く): 1919145

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 75, 89, 105, 129, 175, 215, 267, 301, 445, 525, 623, 645, 903, 1075, 1335, 1505, 1869, 2225, 3115, 3225, 3827, 4515, 6675, 7525, 9345, 11481, 15575, 19135, 22575, 26789, 46725, 57405, 80367, 95675, 133945, 287025, 401835, 669725, 2009175]

約数ペア:

[(1, 2009175), (3, 669725), (5, 401835), (7, 287025), (15, 133945), (21, 95675), (25, 80367), (35, 57405), (43, 46725), (75, 26789), (89, 22575), (105, 19135), (129, 15575), (175, 11481), (215, 9345), (267, 7525), (301, 6675), (445, 4515), (525, 3827), (623, 3225), (645, 3115), (903, 2225), (1075, 1869), (1335, 1505)]