890257467

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1987}}^1\times {\mathrm{13577}}^1$

素因数の和:15578

約数の個数: 16

約数和(自身を含む): 1295667072

約数和(自身を除く): 405409605

約数列:

[1, 3, 11, 33, 1987, 5961, 13577, 21857, 40731, 65571, 149347, 448041, 26977499, 80932497, 296752489, 890257467]

約数ペア:

[(1, 890257467), (3, 296752489), (11, 80932497), (33, 26977499), (1987, 448041), (5961, 149347), (13577, 65571), (21857, 40731)]