398550078

素因数分解:

$2^1\times 3^3\times {\mathrm{7380557}}^1$

素因数の和:7380568

約数の個数: 16

約数和(自身を含む): 885666960

約数和(自身を除く): 487116882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 7380557, 14761114, 22141671, 44283342, 66425013, 132850026, 199275039, 398550078]

約数ペア:

[(1, 398550078), (2, 199275039), (3, 132850026), (6, 66425013), (9, 44283342), (18, 22141671), (27, 14761114), (54, 7380557)]