81343612

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78517}}^1$

素因数の和:78565

約数の個数: 24

約数和(自身を含む): 167086304

約数和(自身を除く): 85742692

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 78517, 157034, 314068, 549619, 1099238, 2198476, 2905129, 5810258, 11620516, 20335903, 40671806, 81343612]

約数ペア:

[(1, 81343612), (2, 40671806), (4, 20335903), (7, 11620516), (14, 5810258), (28, 2905129), (37, 2198476), (74, 1099238), (148, 549619), (259, 314068), (518, 157034), (1036, 78517)]