215159487

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1\times {\mathrm{3083}}^1$

素因数の和:3670

約数の個数: 16

約数和(自身を含む): 294188928

約数和(自身を除く): 79029441

約数列:

[1, 3, 43, 129, 541, 1623, 3083, 9249, 23263, 69789, 132569, 397707, 1667903, 5003709, 71719829, 215159487]

約数ペア:

[(1, 215159487), (3, 71719829), (43, 5003709), (129, 1667903), (541, 397707), (1623, 132569), (3083, 69789), (9249, 23263)]