1900783881

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{240271}}^1$

素因数の和:240573

約数の個数: 16

約数和(自身を含む): 2825598720

約数和(自身を除く): 924814839

約数列:

[1, 3, 9, 27, 293, 879, 2637, 7911, 240271, 720813, 2162439, 6487317, 70399403, 211198209, 633594627, 1900783881]

約数ペア:

[(1, 1900783881), (3, 633594627), (9, 211198209), (27, 70399403), (293, 6487317), (879, 2162439), (2637, 720813), (7911, 240271)]