209840009

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{1613}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 227767680

約数和(自身を除く): 17927671

約数列:

[1, 19, 41, 167, 779, 1613, 3173, 6847, 30647, 66133, 130093, 269371, 1256527, 5118049, 11044211, 209840009]

約数ペア:

[(1, 209840009), (19, 11044211), (41, 5118049), (167, 1256527), (779, 269371), (1613, 130093), (3173, 66133), (6847, 30647)]