231591

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 16

約数和(自身を含む): 345600

約数和(自身を除く): 114009

約数列:

[1, 3, 17, 19, 51, 57, 239, 323, 717, 969, 4063, 4541, 12189, 13623, 77197, 231591]

約数ペア:

[(1, 231591), (3, 77197), (17, 13623), (19, 12189), (51, 4541), (57, 4063), (239, 969), (323, 717)]