81561506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{3109}}^1$

素因数の和:4133

約数の個数: 16

約数和(自身を含む): 131926200

約数和(自身を除く): 50364694

約数列:

[1, 2, 13, 26, 1009, 2018, 3109, 6218, 13117, 26234, 40417, 80834, 3136981, 6273962, 40780753, 81561506]

約数ペア:

[(1, 81561506), (2, 40780753), (13, 6273962), (26, 3136981), (1009, 80834), (2018, 40417), (3109, 26234), (6218, 13117)]