981905903

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{2099}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 1144886400

約数和(自身を除く): 162980497

約数列:

[1, 11, 23, 43, 253, 473, 989, 1849, 2099, 10879, 20339, 23089, 42527, 48277, 90257, 467797, 531047, 992827, 2075911, 3881051, 22835021, 42691561, 89264173, 981905903]

約数ペア:

[(1, 981905903), (11, 89264173), (23, 42691561), (43, 22835021), (253, 3881051), (473, 2075911), (989, 992827), (1849, 531047), (2099, 467797), (10879, 90257), (20339, 48277), (23089, 42527)]