231640383

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{919}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 348687360

約数和(自身を除く): 117046977

約数列:

[1, 3, 13, 23, 39, 69, 281, 299, 843, 897, 919, 2757, 3653, 6463, 10959, 11947, 19389, 21137, 35841, 63411, 84019, 252057, 258239, 274781, 774717, 824343, 3357107, 5939497, 10071321, 17818491, 77213461, 231640383]

約数ペア:

[(1, 231640383), (3, 77213461), (13, 17818491), (23, 10071321), (39, 5939497), (69, 3357107), (281, 824343), (299, 774717), (843, 274781), (897, 258239), (919, 252057), (2757, 84019), (3653, 63411), (6463, 35841), (10959, 21137), (11947, 19389)]