194893209

素因数分解:

$3^4\times 7^1\times {\mathrm{343727}}^1$

素因数の和:343746

約数の個数: 20

約数和(自身を含む): 332728704

約数和(自身を除く): 137835495

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 343727, 1031181, 2406089, 3093543, 7218267, 9280629, 21654801, 27841887, 64964403, 194893209]

約数ペア:

[(1, 194893209), (3, 64964403), (7, 27841887), (9, 21654801), (21, 9280629), (27, 7218267), (63, 3093543), (81, 2406089), (189, 1031181), (567, 343727)]