81875556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{108301}}^1$

素因数の和:108321

約数の個数: 48

約数和(自身を含む): 242596480

約数和(自身を除く): 160720924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 108301, 216602, 324903, 433204, 649806, 758107, 974709, 1299612, 1516214, 1949418, 2274321, 2924127, 3032428, 3898836, 4548642, 5848254, 6822963, 9097284, 11696508, 13645926, 20468889, 27291852, 40937778, 81875556]

約数ペア:

[(1, 81875556), (2, 40937778), (3, 27291852), (4, 20468889), (6, 13645926), (7, 11696508), (9, 9097284), (12, 6822963), (14, 5848254), (18, 4548642), (21, 3898836), (27, 3032428), (28, 2924127), (36, 2274321), (42, 1949418), (54, 1516214), (63, 1299612), (84, 974709), (108, 758107), (126, 649806), (189, 433204), (252, 324903), (378, 216602), (756, 108301)]