137871477

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{54907}}^1$

素因数の和:54950

約数の個数: 20

約数和(自身を含む): 212603776

約数和(自身を除く): 74732299

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 54907, 164721, 494163, 1482489, 1702117, 4447467, 5106351, 15319053, 45957159, 137871477]

約数ペア:

[(1, 137871477), (3, 45957159), (9, 15319053), (27, 5106351), (31, 4447467), (81, 1702117), (93, 1482489), (279, 494163), (837, 164721), (2511, 54907)]