39871797

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{839}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 63651840

約数和(自身を除く): 23780043

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 511, 651, 839, 1533, 2263, 2517, 5873, 6789, 15841, 17619, 26009, 47523, 61247, 78027, 182063, 183741, 428729, 546189, 1286187, 1898657, 5695971, 13290599, 39871797]

約数ペア:

[(1, 39871797), (3, 13290599), (7, 5695971), (21, 1898657), (31, 1286187), (73, 546189), (93, 428729), (217, 183741), (219, 182063), (511, 78027), (651, 61247), (839, 47523), (1533, 26009), (2263, 17619), (2517, 15841), (5873, 6789)]