207971005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 284663808

約数和(自身を除く): 76692803

約数列:

[1, 5, 11, 43, 47, 55, 215, 235, 473, 517, 1871, 2021, 2365, 2585, 9355, 10105, 20581, 22231, 80453, 87937, 102905, 111155, 402265, 439685, 884983, 967307, 3781291, 4424915, 4836535, 18906455, 41594201, 207971005]

約数ペア:

[(1, 207971005), (5, 41594201), (11, 18906455), (43, 4836535), (47, 4424915), (55, 3781291), (215, 967307), (235, 884983), (473, 439685), (517, 402265), (1871, 111155), (2021, 102905), (2365, 87937), (2585, 80453), (9355, 22231), (10105, 20581)]