1243281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 1814400

約数和(自身を除く): 571119

約数列:

[1, 3, 13, 39, 71, 213, 449, 923, 1347, 2769, 5837, 17511, 31879, 95637, 414427, 1243281]

約数ペア:

[(1, 1243281), (3, 414427), (13, 95637), (39, 31879), (71, 17511), (213, 5837), (449, 2769), (923, 1347)]