64712821

素因数分解:

${\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 67750848

約数和(自身を除く): 3038027

約数列:

[1, 67, 73, 101, 131, 4891, 6767, 7373, 8777, 9563, 13231, 493991, 640721, 886477, 965863, 64712821]

約数ペア:

[(1, 64712821), (67, 965863), (73, 886477), (101, 640721), (131, 493991), (4891, 13231), (6767, 9563), (7373, 8777)]