2912861979

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{1563533}}^1$

素因数の和:1563568

約数の個数: 20

約数和(自身を含む): 4540502736

約数和(自身を除く): 1627640757

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 1563533, 4690599, 14071797, 35961259, 42215391, 107883777, 126646173, 323651331, 970953993, 2912861979]

約数ペア:

[(1, 2912861979), (3, 970953993), (9, 323651331), (23, 126646173), (27, 107883777), (69, 42215391), (81, 35961259), (207, 14071797), (621, 4690599), (1863, 1563533)]