28683918

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 64140336

約数和(自身を除く): 35456418

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 107, 159, 214, 281, 318, 321, 477, 562, 642, 843, 954, 963, 1686, 1926, 2529, 5058, 5671, 11342, 14893, 17013, 29786, 30067, 34026, 44679, 51039, 60134, 89358, 90201, 102078, 134037, 180402, 268074, 270603, 541206, 1593551, 3187102, 4780653, 9561306, 14341959, 28683918]

約数ペア:

[(1, 28683918), (2, 14341959), (3, 9561306), (6, 4780653), (9, 3187102), (18, 1593551), (53, 541206), (106, 270603), (107, 268074), (159, 180402), (214, 134037), (281, 102078), (318, 90201), (321, 89358), (477, 60134), (562, 51039), (642, 44679), (843, 34026), (954, 30067), (963, 29786), (1686, 17013), (1926, 14893), (2529, 11342), (5058, 5671)]