443213169

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 726663168

約数和(自身を除く): 283449999

約数列:

[1, 3, 7, 21, 31, 43, 71, 93, 129, 213, 217, 223, 301, 497, 651, 669, 903, 1333, 1491, 1561, 2201, 3053, 3999, 4683, 6603, 6913, 9159, 9331, 9589, 15407, 15833, 20739, 21371, 27993, 28767, 46221, 47499, 48391, 64113, 67123, 94643, 110831, 145173, 201369, 283929, 297259, 332493, 490823, 662501, 680819, 891777, 1472469, 1987503, 2042457, 2080813, 3435761, 4765733, 6242439, 10307283, 14297199, 21105389, 63316167, 147737723, 443213169]

約数ペア:

[(1, 443213169), (3, 147737723), (7, 63316167), (21, 21105389), (31, 14297199), (43, 10307283), (71, 6242439), (93, 4765733), (129, 3435761), (213, 2080813), (217, 2042457), (223, 1987503), (301, 1472469), (497, 891777), (651, 680819), (669, 662501), (903, 490823), (1333, 332493), (1491, 297259), (1561, 283929), (2201, 201369), (3053, 145173), (3999, 110831), (4683, 94643), (6603, 67123), (6913, 64113), (9159, 48391), (9331, 47499), (9589, 46221), (15407, 28767), (15833, 27993), (20739, 21371)]