249001215

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{105733}}^1$

素因数の和:105898

約数の個数: 16

約数和(自身を含む): 400943328

約数和(自身を除く): 151942113

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 105733, 317199, 528665, 1585995, 16600081, 49800243, 83000405, 249001215]

約数ペア:

[(1, 249001215), (3, 83000405), (5, 49800243), (15, 16600081), (157, 1585995), (471, 528665), (785, 317199), (2355, 105733)]