206759679

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{240139}}^1$

素因数の和:240190

約数の個数: 16

約数和(自身を含む): 322748160

約数和(自身を除く): 115988481

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 240139, 720417, 1680973, 5042919, 9845699, 29537097, 68919893, 206759679]

約数ペア:

[(1, 206759679), (3, 68919893), (7, 29537097), (21, 9845699), (41, 5042919), (123, 1680973), (287, 720417), (861, 240139)]