81474316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{264527}}^1$

素因数の和:264549

約数の個数: 24

約数和(自身を含む): 177762816

約数和(自身を除く): 96288500

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 264527, 529054, 1058108, 1851689, 2909797, 3703378, 5819594, 7406756, 11639188, 20368579, 40737158, 81474316]

約数ペア:

[(1, 81474316), (2, 40737158), (4, 20368579), (7, 11639188), (11, 7406756), (14, 5819594), (22, 3703378), (28, 2909797), (44, 1851689), (77, 1058108), (154, 529054), (308, 264527)]