78414147

素因数分解:

$3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2389}}^1$

素因数の和:2923

約数の個数: 24

約数和(自身を含む): 129748320

約数和(自身を除く): 51334173

約数列:

[1, 3, 7, 9, 21, 63, 521, 1563, 2389, 3647, 4689, 7167, 10941, 16723, 21501, 32823, 50169, 150507, 1244669, 3734007, 8712683, 11202021, 26138049, 78414147]

約数ペア:

[(1, 78414147), (3, 26138049), (7, 11202021), (9, 8712683), (21, 3734007), (63, 1244669), (521, 150507), (1563, 50169), (2389, 32823), (3647, 21501), (4689, 16723), (7167, 10941)]