11661489

素因数分解:

$3^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 40

約数和(自身を含む): 20188608

約数和(自身を除く): 8527119

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 131, 157, 189, 393, 471, 567, 917, 1099, 1179, 1413, 2751, 3297, 3537, 4239, 8253, 9891, 10611, 12717, 20567, 24759, 29673, 61701, 74277, 89019, 143969, 185103, 431907, 555309, 1295721, 1665927, 3887163, 11661489]

約数ペア:

[(1, 11661489), (3, 3887163), (7, 1665927), (9, 1295721), (21, 555309), (27, 431907), (63, 185103), (81, 143969), (131, 89019), (157, 74277), (189, 61701), (393, 29673), (471, 24759), (567, 20567), (917, 12717), (1099, 10611), (1179, 9891), (1413, 8253), (2751, 4239), (3297, 3537)]