28912254

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2349

約数の個数: 48

約数和(自身を含む): 68859648

約数和(自身を除く): 39947394

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 86, 98, 129, 147, 258, 294, 301, 602, 903, 1806, 2107, 2287, 4214, 4574, 6321, 6861, 12642, 13722, 16009, 32018, 48027, 96054, 98341, 112063, 196682, 224126, 295023, 336189, 590046, 672378, 688387, 1376774, 2065161, 4130322, 4818709, 9637418, 14456127, 28912254]

約数ペア:

[(1, 28912254), (2, 14456127), (3, 9637418), (6, 4818709), (7, 4130322), (14, 2065161), (21, 1376774), (42, 688387), (43, 672378), (49, 590046), (86, 336189), (98, 295023), (129, 224126), (147, 196682), (258, 112063), (294, 98341), (301, 96054), (602, 48027), (903, 32018), (1806, 16009), (2107, 13722), (2287, 12642), (4214, 6861), (4574, 6321)]