388623078

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{1031}}^1$

素因数の和:1569

約数の個数: 48

約数和(自身を含む): 864205056

約数和(自身を除く): 475581978

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 487, 774, 974, 1031, 1461, 2062, 2922, 3093, 4383, 6186, 8766, 9279, 18558, 20941, 41882, 44333, 62823, 88666, 125646, 132999, 188469, 265998, 376938, 398997, 502097, 797994, 1004194, 1506291, 3012582, 4518873, 9037746, 21590171, 43180342, 64770513, 129541026, 194311539, 388623078]

約数ペア:

[(1, 388623078), (2, 194311539), (3, 129541026), (6, 64770513), (9, 43180342), (18, 21590171), (43, 9037746), (86, 4518873), (129, 3012582), (258, 1506291), (387, 1004194), (487, 797994), (774, 502097), (974, 398997), (1031, 376938), (1461, 265998), (2062, 188469), (2922, 132999), (3093, 125646), (4383, 88666), (6186, 62823), (8766, 44333), (9279, 41882), (18558, 20941)]