1900258689

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:666

約数の個数: 64

約数和(自身を含む): 3093479424

約数和(自身を除く): 1193220735

約数列:

[1, 3, 7, 21, 23, 69, 83, 107, 161, 249, 321, 443, 483, 581, 749, 1329, 1743, 1909, 2247, 2461, 3101, 5727, 7383, 8881, 9303, 10189, 13363, 17227, 26643, 30567, 36769, 40089, 47401, 51681, 62167, 71323, 110307, 142203, 186501, 204263, 213969, 257383, 331807, 612789, 772149, 845687, 995421, 1090223, 1429841, 2537061, 3270669, 3934283, 4289523, 5919809, 7631561, 11802849, 17759427, 22894683, 27539981, 82619943, 90488509, 271465527, 633419563, 1900258689]

約数ペア:

[(1, 1900258689), (3, 633419563), (7, 271465527), (21, 90488509), (23, 82619943), (69, 27539981), (83, 22894683), (107, 17759427), (161, 11802849), (249, 7631561), (321, 5919809), (443, 4289523), (483, 3934283), (581, 3270669), (749, 2537061), (1329, 1429841), (1743, 1090223), (1909, 995421), (2247, 845687), (2461, 772149), (3101, 612789), (5727, 331807), (7383, 257383), (8881, 213969), (9303, 204263), (10189, 186501), (13363, 142203), (17227, 110307), (26643, 71323), (30567, 62167), (36769, 51681), (40089, 47401)]