2788497

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 4430400

約数和(自身を除く): 1641903

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 709, 1311, 2127, 3933, 6381, 13471, 16307, 40413, 48921, 121239, 146763, 309833, 929499, 2788497]

約数ペア:

[(1, 2788497), (3, 929499), (9, 309833), (19, 146763), (23, 121239), (57, 48921), (69, 40413), (171, 16307), (207, 13471), (437, 6381), (709, 3933), (1311, 2127)]