205121742

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{697693}}^1$

素因数の和:697712

約数の個数: 24

約数和(自身を含む): 477222696

約数和(自身を除く): 272100954

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 697693, 1395386, 2093079, 4186158, 4883851, 9767702, 14651553, 29303106, 34186957, 68373914, 102560871, 205121742]

約数ペア:

[(1, 205121742), (2, 102560871), (3, 68373914), (6, 34186957), (7, 29303106), (14, 14651553), (21, 9767702), (42, 4883851), (49, 4186158), (98, 2093079), (147, 1395386), (294, 697693)]