15397905

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21841}}^1$

素因数の和:21896

約数の個数: 16

約数和(自身を含む): 25161984

約数和(自身を除く): 9764079

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 21841, 65523, 109205, 327615, 1026527, 3079581, 5132635, 15397905]

約数ペア:

[(1, 15397905), (3, 5132635), (5, 3079581), (15, 1026527), (47, 327615), (141, 109205), (235, 65523), (705, 21841)]