213554572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{693359}}^1$

素因数の和:693381

約数の個数: 24

約数和(自身を含む): 465937920

約数和(自身を除く): 252383348

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 693359, 1386718, 2773436, 4853513, 7626949, 9707026, 15253898, 19414052, 30507796, 53388643, 106777286, 213554572]

約数ペア:

[(1, 213554572), (2, 106777286), (4, 53388643), (7, 30507796), (11, 19414052), (14, 15253898), (22, 9707026), (28, 7626949), (44, 4853513), (77, 2773436), (154, 1386718), (308, 693359)]