16620261483

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12974443}}^1$

素因数の和:12974514

約数の個数: 16

約数和(自身を含む): 25741296896

約数和(自身を除く): 9121035413

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 12974443, 38923329, 90821101, 272463303, 791441023, 2374323069, 5540087161, 16620261483]

約数ペア:

[(1, 16620261483), (3, 5540087161), (7, 2374323069), (21, 791441023), (61, 272463303), (183, 90821101), (427, 38923329), (1281, 12974443)]