209747479

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{1291}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 234420480

約数和(自身を除く): 24673001

約数列:

[1, 17, 19, 323, 503, 1291, 8551, 9557, 21947, 24529, 162469, 416993, 649373, 11039341, 12338087, 209747479]

約数ペア:

[(1, 209747479), (17, 12338087), (19, 11039341), (323, 649373), (503, 416993), (1291, 162469), (8551, 24529), (9557, 21947)]