211314339

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{49223}}^1$

素因数の和:49288

約数の個数: 20

約数和(自身を含む): 321629616

約数和(自身を除く): 110315277

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 49223, 147669, 443007, 1329021, 2608819, 3987063, 7826457, 23479371, 70438113, 211314339]

約数ペア:

[(1, 211314339), (3, 70438113), (9, 23479371), (27, 7826457), (53, 3987063), (81, 2608819), (159, 1329021), (477, 443007), (1431, 147669), (4293, 49223)]