274980987

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{13007}}^1$

素因数の和:13054

約数の個数: 28

約数和(自身を含む): 426532320

約数和(自身を除く): 151551333

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 7047, 13007, 21141, 39021, 117063, 351189, 377203, 1053567, 1131609, 3160701, 3394827, 9482103, 10184481, 30553443, 91660329, 274980987]

約数ペア:

[(1, 274980987), (3, 91660329), (9, 30553443), (27, 10184481), (29, 9482103), (81, 3394827), (87, 3160701), (243, 1131609), (261, 1053567), (729, 377203), (783, 351189), (2349, 117063), (7047, 39021), (13007, 21141)]