81351478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{12983}}^1$

素因数の和:13239

約数の個数: 16

約数和(自身を含む): 131969376

約数和(自身を除く): 50617898

約数列:

[1, 2, 13, 26, 241, 482, 3133, 6266, 12983, 25966, 168779, 337558, 3128903, 6257806, 40675739, 81351478]

約数ペア:

[(1, 81351478), (2, 40675739), (13, 6257806), (26, 3128903), (241, 337558), (482, 168779), (3133, 25966), (6266, 12983)]