1281994753

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1\times {\mathrm{1489}}^1$

素因数の和:2248

約数の個数: 16

約数和(自身を含む): 1397119360

約数和(自身を除く): 115124607

約数列:

[1, 13, 103, 643, 1339, 1489, 8359, 19357, 66229, 153367, 860977, 957427, 1993771, 12446551, 98614981, 1281994753]

約数ペア:

[(1, 1281994753), (13, 98614981), (103, 12446551), (643, 1993771), (1339, 957427), (1489, 860977), (8359, 153367), (19357, 66229)]