215935278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2768401}}^1$

素因数の和:2768419

約数の個数: 16

約数和(自身を含む): 465091536

約数和(自身を除く): 249156258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2768401, 5536802, 8305203, 16610406, 35989213, 71978426, 107967639, 215935278]

約数ペア:

[(1, 215935278), (2, 107967639), (3, 71978426), (6, 35989213), (13, 16610406), (26, 8305203), (39, 5536802), (78, 2768401)]