207316521

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{324439}}^1$

素因数の和:324516

約数の個数: 12

約数和(自身を含む): 303675840

約数和(自身を除く): 96359319

約数列:

[1, 3, 9, 71, 213, 639, 324439, 973317, 2919951, 23035169, 69105507, 207316521]

約数ペア:

[(1, 207316521), (3, 69105507), (9, 23035169), (71, 2919951), (213, 973317), (639, 324439)]