1242008019

素因数分解:

$3^3\times 7^1\times {\mathrm{6571471}}^1$

素因数の和:6571487

約数の個数: 16

約数和(自身を含む): 2102871040

約数和(自身を除く): 860863021

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6571471, 19714413, 46000297, 59143239, 138000891, 177429717, 414002673, 1242008019]

約数ペア:

[(1, 1242008019), (3, 414002673), (7, 177429717), (9, 138000891), (21, 59143239), (27, 46000297), (63, 19714413), (189, 6571471)]