1971294789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1657}}^1\times {\mathrm{23327}}^1$

素因数の和:25004

約数の個数: 16

約数和(自身を含む): 2784803328

約数和(自身を除く): 813508539

約数列:

[1, 3, 17, 51, 1657, 4971, 23327, 28169, 69981, 84507, 396559, 1189677, 38652839, 115958517, 657098263, 1971294789]

約数ペア:

[(1, 1971294789), (3, 657098263), (17, 115958517), (51, 38652839), (1657, 1189677), (4971, 396559), (23327, 84507), (28169, 69981)]