156988125004

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{121421}}^1\times {\mathrm{7517}}^1$

素因数の和:128985

約数の個数: 24

約数和(自身を含む): 281157983568

約数和(自身を除く): 124169858564

約数列:

[1, 2, 4, 43, 86, 172, 7517, 15034, 30068, 121421, 242842, 323231, 485684, 646462, 1292924, 5221103, 10442206, 20884412, 912721657, 1825443314, 3650886628, 39247031251, 78494062502, 156988125004]

約数ペア:

[(1, 156988125004), (2, 78494062502), (4, 39247031251), (43, 3650886628), (86, 1825443314), (172, 912721657), (7517, 20884412), (15034, 10442206), (30068, 5221103), (121421, 1292924), (242842, 646462), (323231, 485684)]