290415213

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{325943}}^1$

素因数の和:325966

約数の個数: 20

約数和(自身を含む): 473270688

約数和(自身を除く): 182855475

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 325943, 977829, 2933487, 3585373, 8800461, 10756119, 26401383, 32268357, 96805071, 290415213]

約数ペア:

[(1, 290415213), (3, 96805071), (9, 32268357), (11, 26401383), (27, 10756119), (33, 8800461), (81, 3585373), (99, 2933487), (297, 977829), (891, 325943)]