207768905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 269913600

約数和(自身を除く): 62144695

約数列:

[1, 5, 29, 43, 47, 145, 215, 235, 709, 1247, 1363, 2021, 3545, 6235, 6815, 10105, 20561, 30487, 33323, 58609, 102805, 152435, 166615, 293045, 884123, 966367, 1432889, 4420615, 4831835, 7164445, 41553781, 207768905]

約数ペア:

[(1, 207768905), (5, 41553781), (29, 7164445), (43, 4831835), (47, 4420615), (145, 1432889), (215, 966367), (235, 884123), (709, 293045), (1247, 166615), (1363, 152435), (2021, 102805), (3545, 58609), (6235, 33323), (6815, 30487), (10105, 20561)]