16400853

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 11661867

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 811, 963, 2247, 2433, 2889, 5677, 6741, 7299, 17031, 20223, 21897, 51093, 86777, 153279, 260331, 607439, 780993, 1822317, 2342979, 5466951, 16400853]

約数ペア:

[(1, 16400853), (3, 5466951), (7, 2342979), (9, 1822317), (21, 780993), (27, 607439), (63, 260331), (107, 153279), (189, 86777), (321, 51093), (749, 21897), (811, 20223), (963, 17031), (2247, 7299), (2433, 6741), (2889, 5677)]