16272531

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 27780480

約数和(自身を除く): 11507949

約数列:

[1, 3, 9, 11, 19, 33, 41, 57, 99, 123, 171, 209, 211, 369, 451, 627, 633, 779, 1353, 1881, 1899, 2321, 2337, 4009, 4059, 6963, 7011, 8569, 8651, 12027, 20889, 25707, 25953, 36081, 44099, 77121, 77859, 95161, 132297, 164369, 285483, 396891, 493107, 856449, 1479321, 1808059, 5424177, 16272531]

約数ペア:

[(1, 16272531), (3, 5424177), (9, 1808059), (11, 1479321), (19, 856449), (33, 493107), (41, 396891), (57, 285483), (99, 164369), (123, 132297), (171, 95161), (209, 77859), (211, 77121), (369, 44099), (451, 36081), (627, 25953), (633, 25707), (779, 20889), (1353, 12027), (1881, 8651), (1899, 8569), (2321, 7011), (2337, 6963), (4009, 4059)]