26689905

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 52363584

約数和(自身を除く): 25673679

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1485, 1997, 2673, 4455, 5991, 9985, 13365, 17973, 21967, 29955, 53919, 65901, 89865, 109835, 161757, 197703, 269595, 329505, 485271, 593109, 808785, 988515, 1779327, 2426355, 2965545, 5337981, 8896635, 26689905]

約数ペア:

[(1, 26689905), (3, 8896635), (5, 5337981), (9, 2965545), (11, 2426355), (15, 1779327), (27, 988515), (33, 808785), (45, 593109), (55, 485271), (81, 329505), (99, 269595), (135, 197703), (165, 161757), (243, 109835), (297, 89865), (405, 65901), (495, 53919), (891, 29955), (1215, 21967), (1485, 17973), (1997, 13365), (2673, 9985), (4455, 5991)]