208745091

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{31729}}^1$

素因数の和:31795

約数の個数: 24

約数和(自身を含む): 326692080

約数和(自身を除く): 117946989

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 31729, 95187, 285561, 539393, 1364347, 1618179, 4093041, 4854537, 12279123, 23193899, 69581697, 208745091]

約数ペア:

[(1, 208745091), (3, 69581697), (9, 23193899), (17, 12279123), (43, 4854537), (51, 4093041), (129, 1618179), (153, 1364347), (387, 539393), (731, 285561), (2193, 95187), (6579, 31729)]