51840321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{57793}}^1$

素因数の和:57832

約数の個数: 16

約数和(自身を含む): 77675136

約数和(自身を除く): 25834815

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 57793, 173379, 751309, 1329239, 2253927, 3987717, 17280107, 51840321]

約数ペア:

[(1, 51840321), (3, 17280107), (13, 3987717), (23, 2253927), (39, 1329239), (69, 751309), (299, 173379), (897, 57793)]