208840891

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{60029}}^1$

素因数の和:60114

約数の個数: 12

約数和(自身を含む): 246363120

約数和(自身を除く): 37522229

約数列:

[1, 7, 49, 71, 497, 3479, 60029, 420203, 2941421, 4262059, 29834413, 208840891]

約数ペア:

[(1, 208840891), (7, 29834413), (49, 4262059), (71, 2941421), (497, 420203), (3479, 60029)]