207864321

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 343816704

約数和(自身を除く): 135952383

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 223, 357, 373, 669, 833, 1119, 1561, 2499, 2611, 3791, 4683, 6341, 7833, 10927, 11373, 18277, 19023, 26537, 32781, 44387, 54831, 79611, 83179, 133161, 185759, 249537, 310709, 557277, 582253, 932127, 1414043, 1746759, 4075771, 4242129, 9898301, 12227313, 29694903, 69288107, 207864321]

約数ペア:

[(1, 207864321), (3, 69288107), (7, 29694903), (17, 12227313), (21, 9898301), (49, 4242129), (51, 4075771), (119, 1746759), (147, 1414043), (223, 932127), (357, 582253), (373, 557277), (669, 310709), (833, 249537), (1119, 185759), (1561, 133161), (2499, 83179), (2611, 79611), (3791, 54831), (4683, 44387), (6341, 32781), (7833, 26537), (10927, 19023), (11373, 18277)]