15973321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{683}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 19764864

約数和(自身を除く): 3791543

約数列:

[1, 7, 13, 91, 257, 683, 1799, 3341, 4781, 8879, 23387, 62153, 175531, 1228717, 2281903, 15973321]

約数ペア:

[(1, 15973321), (7, 2281903), (13, 1228717), (91, 175531), (257, 62153), (683, 23387), (1799, 8879), (3341, 4781)]