66531983

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3881}}^1$

素因数の和:3998

約数の個数: 16

約数和(自身を含む): 79503360

約数和(自身を除く): 12971377

約数列:

[1, 7, 31, 79, 217, 553, 2449, 3881, 17143, 27167, 120311, 306599, 842177, 2146193, 9504569, 66531983]

約数ペア:

[(1, 66531983), (7, 9504569), (31, 2146193), (79, 842177), (217, 306599), (553, 120311), (2449, 27167), (3881, 17143)]