258826412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4977431}}^1$

素因数の和:4977448

約数の個数: 12

約数和(自身を含む): 487788336

約数和(自身を除く): 228961924

約数列:

[1, 2, 4, 13, 26, 52, 4977431, 9954862, 19909724, 64706603, 129413206, 258826412]

約数ペア:

[(1, 258826412), (2, 129413206), (4, 64706603), (13, 19909724), (26, 9954862), (52, 4977431)]