247488306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{653}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 551117952

約数和(自身を除く): 303629646

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 113, 129, 226, 258, 339, 559, 653, 678, 1118, 1306, 1469, 1677, 1959, 2938, 3354, 3918, 4407, 4859, 8489, 8814, 9718, 14577, 16978, 25467, 28079, 29154, 50934, 56158, 63167, 73789, 84237, 126334, 147578, 168474, 189501, 221367, 365027, 379002, 442734, 730054, 959257, 1095081, 1918514, 2190162, 2877771, 3172927, 5755542, 6345854, 9518781, 19037562, 41248051, 82496102, 123744153, 247488306]

約数ペア:

[(1, 247488306), (2, 123744153), (3, 82496102), (6, 41248051), (13, 19037562), (26, 9518781), (39, 6345854), (43, 5755542), (78, 3172927), (86, 2877771), (113, 2190162), (129, 1918514), (226, 1095081), (258, 959257), (339, 730054), (559, 442734), (653, 379002), (678, 365027), (1118, 221367), (1306, 189501), (1469, 168474), (1677, 147578), (1959, 126334), (2938, 84237), (3354, 73789), (3918, 63167), (4407, 56158), (4859, 50934), (8489, 29154), (8814, 28079), (9718, 25467), (14577, 16978)]