85684149

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:447

約数の個数: 40

約数和(自身を含む): 132979968

約数和(自身を除く): 47295819

約数列:

[1, 3, 9, 27, 47, 71, 81, 141, 213, 317, 423, 639, 951, 1269, 1917, 2853, 3337, 3807, 5751, 8559, 10011, 14899, 22507, 25677, 30033, 44697, 67521, 90099, 134091, 202563, 270297, 402273, 607689, 1057829, 1206819, 1823067, 3173487, 9520461, 28561383, 85684149]

約数ペア:

[(1, 85684149), (3, 28561383), (9, 9520461), (27, 3173487), (47, 1823067), (71, 1206819), (81, 1057829), (141, 607689), (213, 402273), (317, 270297), (423, 202563), (639, 134091), (951, 90099), (1269, 67521), (1917, 44697), (2853, 30033), (3337, 25677), (3807, 22507), (5751, 14899), (8559, 10011)]