12739246

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 21385728

約数和(自身を除く): 8646482

約数列:

[1, 2, 13, 26, 67, 71, 103, 134, 142, 206, 871, 923, 1339, 1742, 1846, 2678, 4757, 6901, 7313, 9514, 13802, 14626, 61841, 89713, 95069, 123682, 179426, 190138, 489971, 979942, 6369623, 12739246]

約数ペア:

[(1, 12739246), (2, 6369623), (13, 979942), (26, 489971), (67, 190138), (71, 179426), (103, 123682), (134, 95069), (142, 89713), (206, 61841), (871, 14626), (923, 13802), (1339, 9514), (1742, 7313), (1846, 6901), (2678, 4757)]