218889

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{67}}^1$

素因数の和:98

約数の個数: 24

約数和(自身を含む): 361760

約数和(自身を除く): 142871

約数列:

[1, 3, 9, 11, 27, 33, 67, 99, 121, 201, 297, 363, 603, 737, 1089, 1809, 2211, 3267, 6633, 8107, 19899, 24321, 72963, 218889]

約数ペア:

[(1, 218889), (3, 72963), (9, 24321), (11, 19899), (27, 8107), (33, 6633), (67, 3267), (99, 2211), (121, 1809), (201, 1089), (297, 737), (363, 603)]