221401767

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{3359}}^1$

素因数の和:3662

約数の個数: 16

約数和(自身を含む): 299335680

約数和(自身を除く): 77933913

約数列:

[1, 3, 127, 173, 381, 519, 3359, 10077, 21971, 65913, 426593, 581107, 1279779, 1743321, 73800589, 221401767]

約数ペア:

[(1, 221401767), (3, 73800589), (127, 1743321), (173, 1279779), (381, 581107), (519, 426593), (3359, 65913), (10077, 21971)]