87128538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{66919}}^1$

素因数の和:66962

約数の個数: 32

約数和(自身を含む): 205578240

約数和(自身を除く): 118449702

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 66919, 133838, 200757, 401514, 468433, 936866, 1405299, 2074489, 2810598, 4148978, 6223467, 12446934, 14521423, 29042846, 43564269, 87128538]

約数ペア:

[(1, 87128538), (2, 43564269), (3, 29042846), (6, 14521423), (7, 12446934), (14, 6223467), (21, 4148978), (31, 2810598), (42, 2074489), (62, 1405299), (93, 936866), (186, 468433), (217, 401514), (434, 200757), (651, 133838), (1302, 66919)]