2008172619

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{206411}}^1$

素因数の和:206487

約数の個数: 24

約数和(自身を含む): 3091226112

約数和(自身を除く): 1083053493

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 206411, 619233, 1857699, 4747453, 9701317, 14242359, 29103951, 42727077, 87311853, 223130291, 669390873, 2008172619]

約数ペア:

[(1, 2008172619), (3, 669390873), (9, 223130291), (23, 87311853), (47, 42727077), (69, 29103951), (141, 14242359), (207, 9701317), (423, 4747453), (1081, 1857699), (3243, 619233), (9729, 206411)]