172803213

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{193943}}^1$

素因数の和:193966

約数の個数: 20

約数和(自身を含む): 281606688

約数和(自身を除く): 108803475

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 193943, 581829, 1745487, 2133373, 5236461, 6400119, 15709383, 19200357, 57601071, 172803213]

約数ペア:

[(1, 172803213), (3, 57601071), (9, 19200357), (11, 15709383), (27, 6400119), (33, 5236461), (81, 2133373), (99, 1745487), (297, 581829), (891, 193943)]