16554681

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 29615040

約数和(自身を除く): 13060359

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 677, 741, 1287, 1881, 2031, 2223, 2717, 6093, 7447, 8151, 8801, 12863, 22341, 24453, 26403, 38589, 67023, 79209, 96811, 115767, 141493, 167219, 290433, 424479, 501657, 871299, 1273437, 1504971, 1839409, 5518227, 16554681]

約数ペア:

[(1, 16554681), (3, 5518227), (9, 1839409), (11, 1504971), (13, 1273437), (19, 871299), (33, 501657), (39, 424479), (57, 290433), (99, 167219), (117, 141493), (143, 115767), (171, 96811), (209, 79209), (247, 67023), (429, 38589), (627, 26403), (677, 24453), (741, 22341), (1287, 12863), (1881, 8801), (2031, 8151), (2223, 7447), (2717, 6093)]