28298718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2099}}^1$

素因数の和:2221

約数の個数: 48

約数和(自身を含む): 70761600

約数和(自身を除く): 42462882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 107, 126, 214, 321, 642, 749, 963, 1498, 1926, 2099, 2247, 4198, 4494, 6297, 6741, 12594, 13482, 14693, 18891, 29386, 37782, 44079, 88158, 132237, 224593, 264474, 449186, 673779, 1347558, 1572151, 2021337, 3144302, 4042674, 4716453, 9432906, 14149359, 28298718]

約数ペア:

[(1, 28298718), (2, 14149359), (3, 9432906), (6, 4716453), (7, 4042674), (9, 3144302), (14, 2021337), (18, 1572151), (21, 1347558), (42, 673779), (63, 449186), (107, 264474), (126, 224593), (214, 132237), (321, 88158), (642, 44079), (749, 37782), (963, 29386), (1498, 18891), (1926, 14693), (2099, 13482), (2247, 12594), (4198, 6741), (4494, 6297)]