87489004

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{29921}}^1$

素因数の和:29985

約数の個数: 24

約数和(自身を含む): 165887568

約数和(自身を除く): 78398564

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 29921, 59842, 119684, 508657, 1017314, 1286603, 2034628, 2573206, 5146412, 21872251, 43744502, 87489004]

約数ペア:

[(1, 87489004), (2, 43744502), (4, 21872251), (17, 5146412), (34, 2573206), (43, 2034628), (68, 1286603), (86, 1017314), (172, 508657), (731, 119684), (1462, 59842), (2924, 29921)]