187864173

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 320052096

約数和(自身を除く): 132187923

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 257, 283, 287, 369, 771, 849, 861, 1799, 1981, 2313, 2547, 2583, 5397, 5943, 10537, 11603, 16191, 17829, 31611, 34809, 72731, 73759, 81221, 94833, 104427, 218193, 221277, 243663, 509117, 654579, 663831, 730989, 1527351, 2981971, 4582053, 8945913, 20873797, 26837739, 62621391, 187864173]

約数ペア:

[(1, 187864173), (3, 62621391), (7, 26837739), (9, 20873797), (21, 8945913), (41, 4582053), (63, 2981971), (123, 1527351), (257, 730989), (283, 663831), (287, 654579), (369, 509117), (771, 243663), (849, 221277), (861, 218193), (1799, 104427), (1981, 94833), (2313, 81221), (2547, 73759), (2583, 72731), (5397, 34809), (5943, 31611), (10537, 17829), (11603, 16191)]