171421209

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{214009}}^1$

素因数の和:214104

約数の個数: 12

約数和(自身を含む): 250391700

約数和(自身を除く): 78970491

約数列:

[1, 3, 9, 89, 267, 801, 214009, 642027, 1926081, 19046801, 57140403, 171421209]

約数ペア:

[(1, 171421209), (3, 57140403), (9, 19046801), (89, 1926081), (267, 642027), (801, 214009)]