128708217

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{433361}}^1$

素因数の和:433381

約数の個数: 16

約数和(自身を含む): 208013760

約数和(自身を除く): 79305543

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 433361, 1300083, 3900249, 4766971, 11700747, 14300913, 42902739, 128708217]

約数ペア:

[(1, 128708217), (3, 42902739), (9, 14300913), (11, 11700747), (27, 4766971), (33, 3900249), (99, 1300083), (297, 433361)]