12980065

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2707}}^1$

素因数の和:2856

約数の個数: 16

約数和(自身を含む): 17937792

約数和(自身を除く): 4957727

約数列:

[1, 5, 7, 35, 137, 685, 959, 2707, 4795, 13535, 18949, 94745, 370859, 1854295, 2596013, 12980065]

約数ペア:

[(1, 12980065), (5, 2596013), (7, 1854295), (35, 370859), (137, 94745), (685, 18949), (959, 13535), (2707, 4795)]