25188471

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 47773440

約数和(自身を除く): 22584969

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1881, 1913, 4389, 5739, 13167, 13391, 17217, 21043, 36347, 40173, 63129, 109041, 120519, 147301, 189387, 254429, 327123, 399817, 441903, 763287, 1199451, 1325709, 2289861, 2798719, 3598353, 8396157, 25188471]

約数ペア:

[(1, 25188471), (3, 8396157), (7, 3598353), (9, 2798719), (11, 2289861), (19, 1325709), (21, 1199451), (33, 763287), (57, 441903), (63, 399817), (77, 327123), (99, 254429), (133, 189387), (171, 147301), (209, 120519), (231, 109041), (399, 63129), (627, 40173), (693, 36347), (1197, 21043), (1463, 17217), (1881, 13391), (1913, 13167), (4389, 5739)]