87564308

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{129533}}^1$

素因数の和:129563

約数の個数: 18

約数和(自身を含む): 165933054

約数和(自身を除く): 78368746

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 129533, 259066, 518132, 1683929, 3367858, 6735716, 21891077, 43782154, 87564308]

約数ペア:

[(1, 87564308), (2, 43782154), (4, 21891077), (13, 6735716), (26, 3367858), (52, 1683929), (169, 518132), (338, 259066), (676, 129533)]