81492656

素因数分解:

$2^4\times 7^1\times {\mathrm{727613}}^1$

素因数の和:727628

約数の個数: 20

約数和(自身を含む): 180448272

約数和(自身を除く): 98955616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 727613, 1455226, 2910452, 5093291, 5820904, 10186582, 11641808, 20373164, 40746328, 81492656]

約数ペア:

[(1, 81492656), (2, 40746328), (4, 20373164), (7, 11641808), (8, 10186582), (14, 5820904), (16, 5093291), (28, 2910452), (56, 1455226), (112, 727613)]