1320867

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:744

約数の個数: 20

約数和(自身を含む): 2061840

約数和(自身を除く): 740973

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 709, 1863, 2127, 6381, 16307, 19143, 48921, 57429, 146763, 440289, 1320867]

約数ペア:

[(1, 1320867), (3, 440289), (9, 146763), (23, 57429), (27, 48921), (69, 19143), (81, 16307), (207, 6381), (621, 2127), (709, 1863)]