2778032517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1621}}^1\times {\mathrm{43943}}^1$

素因数の和:45580

約数の個数: 16

約数和(自身を含む): 3991521408

約数和(自身を除く): 1213488891

約数列:

[1, 3, 13, 39, 1621, 4863, 21073, 43943, 63219, 131829, 571259, 1713777, 71231603, 213694809, 926010839, 2778032517]

約数ペア:

[(1, 2778032517), (3, 926010839), (13, 213694809), (39, 71231603), (1621, 1713777), (4863, 571259), (21073, 131829), (43943, 63219)]