1738280007

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 2759961600

約数和(自身を除く): 1021681593

約数列:

[1, 3, 9, 27, 47, 59, 71, 81, 109, 141, 177, 213, 327, 423, 531, 639, 981, 1269, 1593, 1917, 2773, 2943, 3337, 3807, 4189, 4779, 5123, 5751, 6431, 7739, 8319, 8829, 10011, 12567, 15369, 19293, 23217, 24957, 30033, 37701, 46107, 57879, 69651, 74871, 90099, 113103, 138321, 173637, 196883, 208953, 224613, 270297, 302257, 339309, 363733, 414963, 456601, 520911, 590649, 626859, 906771, 1091199, 1369803, 1771947, 2720313, 3273597, 4109409, 5315841, 8160939, 9820791, 12328227, 15947523, 21460247, 24482817, 29462373, 36984681, 64380741, 193142223, 579426669, 1738280007]

約数ペア:

[(1, 1738280007), (3, 579426669), (9, 193142223), (27, 64380741), (47, 36984681), (59, 29462373), (71, 24482817), (81, 21460247), (109, 15947523), (141, 12328227), (177, 9820791), (213, 8160939), (327, 5315841), (423, 4109409), (531, 3273597), (639, 2720313), (981, 1771947), (1269, 1369803), (1593, 1091199), (1917, 906771), (2773, 626859), (2943, 590649), (3337, 520911), (3807, 456601), (4189, 414963), (4779, 363733), (5123, 339309), (5751, 302257), (6431, 270297), (7739, 224613), (8319, 208953), (8829, 196883), (10011, 173637), (12567, 138321), (15369, 113103), (19293, 90099), (23217, 74871), (24957, 69651), (30033, 57879), (37701, 46107)]