157789814

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27967}}^1$

素因数の和:28020

約数の個数: 32

約数和(自身を含む): 300711936

約数和(自身を除く): 142922122

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 27967, 55934, 195769, 363571, 391538, 727142, 866977, 1733954, 2544997, 5089994, 6068839, 11270701, 12137678, 22541402, 78894907, 157789814]

約数ペア:

[(1, 157789814), (2, 78894907), (7, 22541402), (13, 12137678), (14, 11270701), (26, 6068839), (31, 5089994), (62, 2544997), (91, 1733954), (182, 866977), (217, 727142), (403, 391538), (434, 363571), (806, 195769), (2821, 55934), (5642, 27967)]