81959748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1559}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 206693760

約数和(自身を除く): 124734012

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 337, 674, 1011, 1348, 1559, 2022, 3118, 4044, 4381, 4677, 6236, 8762, 9354, 13143, 17524, 18708, 20267, 26286, 40534, 52572, 60801, 81068, 121602, 243204, 525383, 1050766, 1576149, 2101532, 3152298, 6304596, 6829979, 13659958, 20489937, 27319916, 40979874, 81959748]

約数ペア:

[(1, 81959748), (2, 40979874), (3, 27319916), (4, 20489937), (6, 13659958), (12, 6829979), (13, 6304596), (26, 3152298), (39, 2101532), (52, 1576149), (78, 1050766), (156, 525383), (337, 243204), (674, 121602), (1011, 81068), (1348, 60801), (1559, 52572), (2022, 40534), (3118, 26286), (4044, 20267), (4381, 18708), (4677, 17524), (6236, 13143), (8762, 9354)]