4284678139

素因数分解:

$7^4\times {\mathrm{89}}^1\times {\mathrm{20051}}^1$

素因数の和:20168

約数の個数: 20

約数和(自身を含む): 5054908680

約数和(自身を除く): 770230541

約数列:

[1, 7, 49, 89, 343, 623, 2401, 4361, 20051, 30527, 140357, 213689, 982499, 1784539, 6877493, 12491773, 48142451, 87442411, 612096877, 4284678139]

約数ペア:

[(1, 4284678139), (7, 612096877), (49, 87442411), (89, 48142451), (343, 12491773), (623, 6877493), (2401, 1784539), (4361, 982499), (20051, 213689), (30527, 140357)]