206722989

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2477}}^1$

素因数の和:2778

約数の個数: 32

約数和(自身を含む): 335422080

約数和(自身を除く): 128699091

約数列:

[1, 3, 9, 11, 27, 33, 99, 281, 297, 843, 2477, 2529, 3091, 7431, 7587, 9273, 22293, 27247, 27819, 66879, 81741, 83457, 245223, 696037, 735669, 2088111, 6264333, 7656407, 18792999, 22969221, 68907663, 206722989]

約数ペア:

[(1, 206722989), (3, 68907663), (9, 22969221), (11, 18792999), (27, 7656407), (33, 6264333), (99, 2088111), (281, 735669), (297, 696037), (843, 245223), (2477, 83457), (2529, 81741), (3091, 66879), (7431, 27819), (7587, 27247), (9273, 22293)]