821569268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{2341}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 1644252624

約数和(自身を除く): 822683356

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 397, 442, 794, 884, 1588, 2341, 4682, 5161, 6749, 9364, 10322, 13498, 20644, 26996, 30433, 39797, 60866, 79594, 87737, 121732, 159188, 175474, 350948, 517361, 929377, 1034722, 1858754, 2069444, 3717508, 12081901, 15799409, 24163802, 31598818, 48327604, 63197636, 205392317, 410784634, 821569268]

約数ペア:

[(1, 821569268), (2, 410784634), (4, 205392317), (13, 63197636), (17, 48327604), (26, 31598818), (34, 24163802), (52, 15799409), (68, 12081901), (221, 3717508), (397, 2069444), (442, 1858754), (794, 1034722), (884, 929377), (1588, 517361), (2341, 350948), (4682, 175474), (5161, 159188), (6749, 121732), (9364, 87737), (10322, 79594), (13498, 60866), (20644, 39797), (26996, 30433)]