1020143781

素因数分解:

$3^3\times {\mathrm{5657}}^1\times {\mathrm{6679}}^1$

素因数の和:12345

約数の個数: 16

約数和(自身を含む): 1511817600

約数和(自身を除く): 491673819

約数列:

[1, 3, 9, 27, 5657, 6679, 16971, 20037, 50913, 60111, 152739, 180333, 37783103, 113349309, 340047927, 1020143781]

約数ペア:

[(1, 1020143781), (3, 340047927), (9, 113349309), (27, 37783103), (5657, 180333), (6679, 152739), (16971, 60111), (20037, 50913)]