1277661

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5531}}^1$

素因数の和:5552

約数の個数: 16

約数和(自身を含む): 2124288

約数和(自身を除く): 846627

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 5531, 16593, 38717, 60841, 116151, 182523, 425887, 1277661]

約数ペア:

[(1, 1277661), (3, 425887), (7, 182523), (11, 116151), (21, 60841), (33, 38717), (77, 16593), (231, 5531)]