71782412

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{106187}}^1$

素因数の和:106217

約数の個数: 18

約数和(自身を含む): 136026828

約数和(自身を除く): 64244416

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 106187, 212374, 424748, 1380431, 2760862, 5521724, 17945603, 35891206, 71782412]

約数ペア:

[(1, 71782412), (2, 35891206), (4, 17945603), (13, 5521724), (26, 2760862), (52, 1380431), (169, 424748), (338, 212374), (676, 106187)]