13286889

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 25472160

約数和(自身を除く): 12185271

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 83, 99, 121, 147, 189, 231, 249, 297, 363, 441, 539, 581, 693, 747, 847, 913, 1089, 1323, 1617, 1743, 2079, 2241, 2541, 2739, 3267, 4067, 4851, 5229, 5929, 6391, 7623, 8217, 10043, 12201, 14553, 15687, 17787, 19173, 22869, 24651, 30129, 36603, 44737, 53361, 57519, 70301, 90387, 109809, 134211, 160083, 172557, 210903, 271161, 402633, 492107, 632709, 1207899, 1476321, 1898127, 4428963, 13286889]

約数ペア:

[(1, 13286889), (3, 4428963), (7, 1898127), (9, 1476321), (11, 1207899), (21, 632709), (27, 492107), (33, 402633), (49, 271161), (63, 210903), (77, 172557), (83, 160083), (99, 134211), (121, 109809), (147, 90387), (189, 70301), (231, 57519), (249, 53361), (297, 44737), (363, 36603), (441, 30129), (539, 24651), (581, 22869), (693, 19173), (747, 17787), (847, 15687), (913, 14553), (1089, 12201), (1323, 10043), (1617, 8217), (1743, 7623), (2079, 6391), (2241, 5929), (2541, 5229), (2739, 4851), (3267, 4067)]