259435143

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{291173}}^1$

素因数の和:291196

約数の個数: 20

約数和(自身を含む): 422784648

約数和(自身を除く): 163349505

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 291173, 873519, 2620557, 3202903, 7861671, 9608709, 23585013, 28826127, 86478381, 259435143]

約数ペア:

[(1, 259435143), (3, 86478381), (9, 28826127), (11, 23585013), (27, 9608709), (33, 7861671), (81, 3202903), (99, 2620557), (297, 873519), (891, 291173)]