81795847

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{38821}}^1$

素因数の和:38878

約数の個数: 12

約数和(自身を含む): 97365576

約数和(自身を除く): 15569729

約数列:

[1, 7, 43, 49, 301, 2107, 38821, 271747, 1669303, 1902229, 11685121, 81795847]

約数ペア:

[(1, 81795847), (7, 11685121), (43, 1902229), (49, 1669303), (301, 271747), (2107, 38821)]