1287240082

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{25111}}^1$

素因数の和:25222

約数の個数: 24

約数和(自身を含む): 2066617152

約数和(自身を除く): 779377070

約数列:

[1, 2, 19, 38, 71, 142, 361, 722, 1349, 2698, 25111, 25631, 50222, 51262, 477109, 954218, 1782881, 3565762, 9065071, 18130142, 33874739, 67749478, 643620041, 1287240082]

約数ペア:

[(1, 1287240082), (2, 643620041), (19, 67749478), (38, 33874739), (71, 18130142), (142, 9065071), (361, 3565762), (722, 1782881), (1349, 954218), (2698, 477109), (25111, 51262), (25631, 50222)]