206868872

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{85909}}^1$

素因数の和:85965

約数の個数: 32

約数和(自身を含む): 453604800

約数和(自身を除く): 246735928

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 85909, 171818, 343636, 601363, 687272, 1202726, 2405452, 3694087, 4810904, 7388174, 14776348, 25858609, 29552696, 51717218, 103434436, 206868872]

約数ペア:

[(1, 206868872), (2, 103434436), (4, 51717218), (7, 29552696), (8, 25858609), (14, 14776348), (28, 7388174), (43, 4810904), (56, 3694087), (86, 2405452), (172, 1202726), (301, 687272), (344, 601363), (602, 343636), (1204, 171818), (2408, 85909)]