17277939

素因数分解:

$3^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 30264000

約数和(自身を除く): 12986061

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 193, 203, 261, 343, 441, 579, 609, 1029, 1351, 1421, 1737, 1827, 3087, 4053, 4263, 5597, 9457, 9947, 12159, 12789, 16791, 28371, 29841, 39179, 50373, 66199, 85113, 89523, 117537, 198597, 274253, 352611, 595791, 822759, 1919771, 2468277, 5759313, 17277939]

約数ペア:

[(1, 17277939), (3, 5759313), (7, 2468277), (9, 1919771), (21, 822759), (29, 595791), (49, 352611), (63, 274253), (87, 198597), (147, 117537), (193, 89523), (203, 85113), (261, 66199), (343, 50373), (441, 39179), (579, 29841), (609, 28371), (1029, 16791), (1351, 12789), (1421, 12159), (1737, 9947), (1827, 9457), (3087, 5597), (4053, 4263)]