139163913

素因数分解:

$3^6\times 7^1\times {\mathrm{27271}}^1$

素因数の和:27296

約数の個数: 28

約数和(自身を含む): 238466368

約数和(自身を除く): 99302455

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 27271, 81813, 190897, 245439, 572691, 736317, 1718073, 2208951, 5154219, 6626853, 15462657, 19880559, 46387971, 139163913]

約数ペア:

[(1, 139163913), (3, 46387971), (7, 19880559), (9, 15462657), (21, 6626853), (27, 5154219), (63, 2208951), (81, 1718073), (189, 736317), (243, 572691), (567, 245439), (729, 190897), (1701, 81813), (5103, 27271)]