81514972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{264659}}^1$

素因数の和:264681

約数の個数: 24

約数和(自身を含む): 177851520

約数和(自身を除く): 96336548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 264659, 529318, 1058636, 1852613, 2911249, 3705226, 5822498, 7410452, 11644996, 20378743, 40757486, 81514972]

約数ペア:

[(1, 81514972), (2, 40757486), (4, 20378743), (7, 11644996), (11, 7410452), (14, 5822498), (22, 3705226), (28, 2911249), (44, 1852613), (77, 1058636), (154, 529318), (308, 264659)]