2816937

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 20

約数和(自身を含む): 4268880

約数和(自身を除く): 1451943

約数列:

[1, 3, 9, 27, 81, 83, 249, 419, 747, 1257, 2241, 3771, 6723, 11313, 33939, 34777, 104331, 312993, 938979, 2816937]

約数ペア:

[(1, 2816937), (3, 938979), (9, 312993), (27, 104331), (81, 34777), (83, 33939), (249, 11313), (419, 6723), (747, 3771), (1257, 2241)]