25914681

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 45239040

約数和(自身を除く): 19324359

約数列:

[1, 3, 9, 13, 17, 27, 39, 43, 51, 101, 117, 129, 153, 221, 303, 351, 387, 459, 559, 663, 731, 909, 1161, 1313, 1677, 1717, 1989, 2193, 2727, 3939, 4343, 5031, 5151, 5967, 6579, 9503, 11817, 13029, 15093, 15453, 19737, 22321, 28509, 35451, 39087, 46359, 56459, 66963, 73831, 85527, 117261, 169377, 200889, 221493, 256581, 508131, 602667, 664479, 959803, 1524393, 1993437, 2879409, 8638227, 25914681]

約数ペア:

[(1, 25914681), (3, 8638227), (9, 2879409), (13, 1993437), (17, 1524393), (27, 959803), (39, 664479), (43, 602667), (51, 508131), (101, 256581), (117, 221493), (129, 200889), (153, 169377), (221, 117261), (303, 85527), (351, 73831), (387, 66963), (459, 56459), (559, 46359), (663, 39087), (731, 35451), (909, 28509), (1161, 22321), (1313, 19737), (1677, 15453), (1717, 15093), (1989, 13029), (2193, 11817), (2727, 9503), (3939, 6579), (4343, 5967), (5031, 5151)]