86513804

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{127979}}^1$

素因数の和:128009

約数の個数: 18

約数和(自身を含む): 163942380

約数和(自身を除く): 77428576

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 127979, 255958, 511916, 1663727, 3327454, 6654908, 21628451, 43256902, 86513804]

約数ペア:

[(1, 86513804), (2, 43256902), (4, 21628451), (13, 6654908), (26, 3327454), (52, 1663727), (169, 511916), (338, 255958), (676, 127979)]