81591606

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{27809}}^1$

素因数の和:27980

約数の個数: 24

約数和(自身を含む): 177872760

約数和(自身を除く): 96281154

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 27809, 55618, 83427, 166854, 250281, 500562, 4532867, 9065734, 13598601, 27197202, 40795803, 81591606]

約数ペア:

[(1, 81591606), (2, 40795803), (3, 27197202), (6, 13598601), (9, 9065734), (18, 4532867), (163, 500562), (326, 250281), (489, 166854), (978, 83427), (1467, 55618), (2934, 27809)]