78709401

素因数分解:

$3^6\times {\mathrm{101}}^1\times {\mathrm{1069}}^1$

素因数の和:1188

約数の個数: 28

約数和(自身を含む): 119290020

約数和(自身を除く): 40580619

約数列:

[1, 3, 9, 27, 81, 101, 243, 303, 729, 909, 1069, 2727, 3207, 8181, 9621, 24543, 28863, 73629, 86589, 107969, 259767, 323907, 779301, 971721, 2915163, 8745489, 26236467, 78709401]

約数ペア:

[(1, 78709401), (3, 26236467), (9, 8745489), (27, 2915163), (81, 971721), (101, 779301), (243, 323907), (303, 259767), (729, 107969), (909, 86589), (1069, 73629), (2727, 28863), (3207, 24543), (8181, 9621)]