639334561

素因数分解:

${\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{751}}^1$

素因数の和:1164

約数の個数: 16

約数和(自身を含む): 667054080

約数和(自身を除く): 27719519

約数列:

[1, 47, 59, 307, 751, 2773, 14429, 18113, 35297, 44309, 230557, 851311, 2082523, 10836179, 13602863, 639334561]

約数ペア:

[(1, 639334561), (47, 13602863), (59, 10836179), (307, 2082523), (751, 851311), (2773, 230557), (14429, 44309), (18113, 35297)]