81180316

素因数分解:

$2^2\times 7^1\times {\mathrm{1543}}^1\times {\mathrm{1879}}^1$

素因数の和:3433

約数の個数: 24

約数和(自身を含む): 162552320

約数和(自身を除く): 81372004

約数列:

[1, 2, 4, 7, 14, 28, 1543, 1879, 3086, 3758, 6172, 7516, 10801, 13153, 21602, 26306, 43204, 52612, 2899297, 5798594, 11597188, 20295079, 40590158, 81180316]

約数ペア:

[(1, 81180316), (2, 40590158), (4, 20295079), (7, 11597188), (14, 5798594), (28, 2899297), (1543, 52612), (1879, 43204), (3086, 26306), (3758, 21602), (6172, 13153), (7516, 10801)]