2705619

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6781}}^1$

素因数の和:6810

約数の個数: 16

約数和(自身を含む): 4340480

約数和(自身を除く): 1634861

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 6781, 20343, 47467, 128839, 142401, 386517, 901873, 2705619]

約数ペア:

[(1, 2705619), (3, 901873), (7, 386517), (19, 142401), (21, 128839), (57, 47467), (133, 20343), (399, 6781)]