206877909

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 344545920

約数和(自身を除く): 137668011

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 361, 399, 551, 609, 941, 1083, 1653, 2527, 2823, 3857, 6587, 7581, 10469, 11571, 17879, 19761, 27289, 31407, 53637, 73283, 81867, 125153, 191023, 219849, 339701, 375459, 518491, 573069, 1019103, 1555473, 2377907, 3629437, 7133721, 9851329, 10888311, 29553987, 68959303, 206877909]

約数ペア:

[(1, 206877909), (3, 68959303), (7, 29553987), (19, 10888311), (21, 9851329), (29, 7133721), (57, 3629437), (87, 2377907), (133, 1555473), (203, 1019103), (361, 573069), (399, 518491), (551, 375459), (609, 339701), (941, 219849), (1083, 191023), (1653, 125153), (2527, 81867), (2823, 73283), (3857, 53637), (6587, 31407), (7581, 27289), (10469, 19761), (11571, 17879)]