16481421

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 26864640

約数和(自身を除く): 10383219

約数列:

[1, 3, 9, 11, 27, 33, 99, 211, 263, 297, 633, 789, 1899, 2321, 2367, 2893, 5697, 6963, 7101, 8679, 20889, 26037, 55493, 62667, 78111, 166479, 499437, 610423, 1498311, 1831269, 5493807, 16481421]

約数ペア:

[(1, 16481421), (3, 5493807), (9, 1831269), (11, 1498311), (27, 610423), (33, 499437), (99, 166479), (211, 78111), (263, 62667), (297, 55493), (633, 26037), (789, 20889), (1899, 8679), (2321, 7101), (2367, 6963), (2893, 5697)]