209939541

素因数分解:

$3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{59863}}^1$

素因数の和:60040

約数の個数: 16

約数和(自身を含む): 321828864

約数和(自身を除く): 111889323

約数列:

[1, 3, 7, 21, 167, 501, 1169, 3507, 59863, 179589, 419041, 1257123, 9997121, 29991363, 69979847, 209939541]

約数ペア:

[(1, 209939541), (3, 69979847), (7, 29991363), (21, 9997121), (167, 1257123), (501, 419041), (1169, 179589), (3507, 59863)]