131266953

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^2$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 212385600

約数和(自身を除く): 81118647

約数列:

[1, 3, 9, 19, 27, 41, 57, 79, 123, 171, 237, 369, 513, 711, 779, 1107, 1501, 2133, 2337, 3239, 4503, 6241, 7011, 9717, 13509, 18723, 21033, 29151, 40527, 56169, 61541, 87453, 118579, 168507, 184623, 255881, 355737, 553869, 767643, 1067211, 1661607, 2302929, 3201633, 4861739, 6908787, 14585217, 43755651, 131266953]

約数ペア:

[(1, 131266953), (3, 43755651), (9, 14585217), (19, 6908787), (27, 4861739), (41, 3201633), (57, 2302929), (79, 1661607), (123, 1067211), (171, 767643), (237, 553869), (369, 355737), (513, 255881), (711, 184623), (779, 168507), (1107, 118579), (1501, 87453), (2133, 61541), (2337, 56169), (3239, 40527), (4503, 29151), (6241, 21033), (7011, 18723), (9717, 13509)]