54951561

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 98058240

約数和(自身を除く): 43106679

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 83, 93, 113, 189, 217, 249, 279, 339, 581, 651, 747, 791, 837, 1017, 1743, 1953, 2241, 2373, 2573, 3051, 3503, 5229, 5859, 7119, 7719, 9379, 10509, 15687, 18011, 21357, 23157, 24521, 28137, 31527, 54033, 65653, 69471, 73563, 84411, 94581, 162099, 196959, 220689, 253233, 290749, 486297, 590877, 662067, 872247, 1772631, 2035243, 2616741, 6105729, 7850223, 18317187, 54951561]

約数ペア:

[(1, 54951561), (3, 18317187), (7, 7850223), (9, 6105729), (21, 2616741), (27, 2035243), (31, 1772631), (63, 872247), (83, 662067), (93, 590877), (113, 486297), (189, 290749), (217, 253233), (249, 220689), (279, 196959), (339, 162099), (581, 94581), (651, 84411), (747, 73563), (791, 69471), (837, 65653), (1017, 54033), (1743, 31527), (1953, 28137), (2241, 24521), (2373, 23157), (2573, 21357), (3051, 18011), (3503, 15687), (5229, 10509), (5859, 9379), (7119, 7719)]