87918532

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{130057}}^1$

素因数の和:130087

約数の個数: 18

約数和(自身を含む): 166604298

約数和(自身を除く): 78685766

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 130057, 260114, 520228, 1690741, 3381482, 6762964, 21979633, 43959266, 87918532]

約数ペア:

[(1, 87918532), (2, 43959266), (4, 21979633), (13, 6762964), (26, 3381482), (52, 1690741), (169, 520228), (338, 260114), (676, 130057)]