90765844

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{134269}}^1$

素因数の和:134299

約数の個数: 18

約数和(自身を含む): 171999870

約数和(自身を除く): 81234026

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 134269, 268538, 537076, 1745497, 3490994, 6981988, 22691461, 45382922, 90765844]

約数ペア:

[(1, 90765844), (2, 45382922), (4, 22691461), (13, 6981988), (26, 3490994), (52, 1745497), (169, 537076), (338, 268538), (676, 134269)]