13309163

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 15713280

約数和(自身を除く): 2404117

約数列:

[1, 7, 61, 71, 427, 439, 497, 3073, 4331, 26779, 30317, 31169, 187453, 218183, 1901309, 13309163]

約数ペア:

[(1, 13309163), (7, 1901309), (61, 218183), (71, 187453), (427, 31169), (439, 30317), (497, 26779), (3073, 4331)]