13075431

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 19657728

約数和(自身を除く): 6582297

約数列:

[1, 3, 17, 23, 51, 69, 71, 157, 213, 391, 471, 1173, 1207, 1633, 2669, 3611, 3621, 4899, 8007, 10833, 11147, 27761, 33441, 61387, 83283, 184161, 189499, 256381, 568497, 769143, 4358477, 13075431]

約数ペア:

[(1, 13075431), (3, 4358477), (17, 769143), (23, 568497), (51, 256381), (69, 189499), (71, 184161), (157, 83283), (213, 61387), (391, 33441), (471, 27761), (1173, 11147), (1207, 10833), (1633, 8007), (2669, 4899), (3611, 3621)]