39965065

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18719}}^1$

素因数の和:18792

約数の個数: 16

約数和(自身を含む): 55710720

約数和(自身を除く): 15745655

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 18719, 93595, 131033, 655165, 1141859, 5709295, 7993013, 39965065]

約数ペア:

[(1, 39965065), (5, 7993013), (7, 5709295), (35, 1141859), (61, 655165), (305, 131033), (427, 93595), (2135, 18719)]