81234678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{12809}}^1$

素因数の和:12972

約数の個数: 32

約数和(自身を含む): 186923520

約数和(自身を除く): 105688842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 151, 302, 453, 906, 1057, 2114, 3171, 6342, 12809, 25618, 38427, 76854, 89663, 179326, 268989, 537978, 1934159, 3868318, 5802477, 11604954, 13539113, 27078226, 40617339, 81234678]

約数ペア:

[(1, 81234678), (2, 40617339), (3, 27078226), (6, 13539113), (7, 11604954), (14, 5802477), (21, 3868318), (42, 1934159), (151, 537978), (302, 268989), (453, 179326), (906, 89663), (1057, 76854), (2114, 38427), (3171, 25618), (6342, 12809)]