1216985121

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{9733}}^1$

素因数の和:10174

約数の個数: 32

約数和(自身を含む): 1971719040

約数和(自身を除く): 754733919

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 421, 1263, 3789, 4631, 9733, 11367, 13893, 29199, 41679, 87597, 107063, 125037, 262791, 321189, 963567, 2890701, 4097593, 12292779, 36878337, 45073523, 110635011, 135220569, 405661707, 1216985121]

約数ペア:

[(1, 1216985121), (3, 405661707), (9, 135220569), (11, 110635011), (27, 45073523), (33, 36878337), (99, 12292779), (297, 4097593), (421, 2890701), (1263, 963567), (3789, 321189), (4631, 262791), (9733, 125037), (11367, 107063), (13893, 87597), (29199, 41679)]