188010921

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{208207}}^1$

素因数の和:208260

約数の個数: 16

約数和(自身を含む): 293156864

約数和(自身を除く): 105145943

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 208207, 624621, 1457449, 4372347, 8952901, 26858703, 62670307, 188010921]

約数ペア:

[(1, 188010921), (3, 62670307), (7, 26858703), (21, 8952901), (43, 4372347), (129, 1457449), (301, 624621), (903, 208207)]