28284282

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 69336960

約数和(自身を除く): 41052678

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 702, 774, 937, 1118, 1161, 1677, 1874, 2322, 2811, 3354, 5031, 5622, 8433, 10062, 12181, 15093, 16866, 24362, 25299, 30186, 36543, 40291, 50598, 73086, 80582, 109629, 120873, 219258, 241746, 328887, 362619, 523783, 657774, 725238, 1047566, 1087857, 1571349, 2175714, 3142698, 4714047, 9428094, 14142141, 28284282]

約数ペア:

[(1, 28284282), (2, 14142141), (3, 9428094), (6, 4714047), (9, 3142698), (13, 2175714), (18, 1571349), (26, 1087857), (27, 1047566), (39, 725238), (43, 657774), (54, 523783), (78, 362619), (86, 328887), (117, 241746), (129, 219258), (234, 120873), (258, 109629), (351, 80582), (387, 73086), (559, 50598), (702, 40291), (774, 36543), (937, 30186), (1118, 25299), (1161, 24362), (1677, 16866), (1874, 15093), (2322, 12181), (2811, 10062), (3354, 8433), (5031, 5622)]