81316526

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{4129}}^1$

素因数の和:4403

約数の個数: 16

約数和(自身を含む): 125386800

約数和(自身を除く): 44070274

約数列:

[1, 2, 43, 86, 229, 458, 4129, 8258, 9847, 19694, 177547, 355094, 945541, 1891082, 40658263, 81316526]

約数ペア:

[(1, 81316526), (2, 40658263), (43, 1891082), (86, 945541), (229, 355094), (458, 177547), (4129, 19694), (8258, 9847)]