129718581

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{1427}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 175084224

約数和(自身を除く): 45365643

約数列:

[1, 3, 157, 193, 471, 579, 1427, 4281, 30301, 90903, 224039, 275411, 672117, 826233, 43239527, 129718581]

約数ペア:

[(1, 129718581), (3, 43239527), (157, 826233), (193, 672117), (471, 275411), (579, 224039), (1427, 90903), (4281, 30301)]