128440209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{60901}}^1$

素因数の和:60960

約数の個数: 16

約数和(自身を含む): 185142080

約数和(自身を除く): 56701871

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 60901, 182703, 1157119, 2253337, 3471357, 6760011, 42813403, 128440209]

約数ペア:

[(1, 128440209), (3, 42813403), (19, 6760011), (37, 3471357), (57, 2253337), (111, 1157119), (703, 182703), (2109, 60901)]