2779947

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{5419}}^1$

素因数の和:5447

約数の個数: 16

約数和(自身を含む): 4336000

約数和(自身を除く): 1556053

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 5419, 16257, 48771, 102961, 146313, 308883, 926649, 2779947]

約数ペア:

[(1, 2779947), (3, 926649), (9, 308883), (19, 146313), (27, 102961), (57, 48771), (171, 16257), (513, 5419)]