218216521

素因数分解:

${\mathrm{67}}^1\times {\mathrm{103}}^2\times {\mathrm{307}}^1$

素因数の和:580

約数の個数: 12

約数和(自身を含む): 224373072

約数和(自身を除く): 6156551

約数列:

[1, 67, 103, 307, 6901, 10609, 20569, 31621, 710803, 2118607, 3256963, 218216521]

約数ペア:

[(1, 218216521), (67, 3256963), (103, 2118607), (307, 710803), (6901, 31621), (10609, 20569)]